Cennet and Cehennem

Cennet and Cehennem are paired karst sinkholes on the Cilician coast: one lush and accessible, leading down 300 steps to a Byzantine cave chapel; one dark, sheer-walled, and sealed from below. Greeks named them as Typhon's prison. Christians repurposed them as a place of Marian shelter. The Turkish names — Heaven and Hell — have held since the Ottoman period.

The limestone plateau of Rough Cilicia conceals remarkable voids beneath its surface. At Cennet and Cehennem, two of them have collapsed to form open sinkholes whose contrasting characters have sustained religious interpretation across three thousand years. Cennet — Heaven — is the accessible one: its walls support dense vegetation fed by the sheltered microclimate, and 300 stone steps descend to a cave floor where a fifth-century Byzantine chapel still stands. Cehennem — Hell — offers no such invitation. Its sheer walls drop approximately 128 metres into darkness; no path goes down, and the bottom has never been formally mapped.

Ancient Greek writers understood the Cehennem pit as the prison of Typhon, the hundred-headed monster whom Zeus defeated in cosmic battle and imprisoned before transferring him beneath Mount Etna. The roaring of underground streams was heard as Typhon's voice. A Hellenistic Doric temple on the rim of Cennet bore 130 carved names of religious officials, documenting an organised priestly cult. When Byzantine Christianity arrived in the fifth century, the temple became a church and a monk named Paulus established a monastery in the cave below. The pilgrimage down and back up — through increasingly humid, enclosed vegetation to a small chapel in the dark, then the return to light — has continued ever since, acquiring different theological meanings without losing its physical power.

Greek mythology held that Zeus, after his cosmic battle with the chaos-monster Typhon, imprisoned him beneath this specific limestone plateau before the final imprisonment under Mount Etna. The underground rivers audible in the cave were understood as Typhon's ongoing voice, the seismic and volcanic character of the region as his continuing struggle. The geographer Strabo documented this belief. The Doric temple built on the rim of Cennet formalised the site's religious standing, with 130 carved names of priests and temple officials demonstrating organised cult activity. In the fifth century, a Byzantine monk named Paulus established a monastery and chapel in the cave at the base of Cennet, dedicated to the Virgin Mary. The Hellenistic temple above was converted to a church. The Turkish names Cennet (the Quranic paradise) and Cehennem (the Quranic hell) were assigned during the Ottoman period, preserving the ancient cosmological duality in a new theological vocabulary.

Prehistoric use (undocumented) → Hellenistic Doric temple on Cennet rim with organised priestly cult → 5th-century Byzantine cave monastery and chapel → conversion of temple to church → Christian pilgrimage site → Ottoman-era name-preservation (Cennet/Cehennem) → contemporary heritage and pilgrimage site

Cennet and Cehennem are among the clearest examples in the ancient Mediterranean of a natural phenomenon becoming sacred not through human decision but through inevitability. When you stand at the rim of Cehennem and look down into a darkness that offers no visible floor, it requires no theological framework to understand why humans attributed that void to divine force. The geography itself generates the experience of the sacred.

The Greeks articulated this through the Typhon myth. Typhon — the most powerful challenger Zeus ever faced, a monster of chaos embodying everything prior to cosmic order — was imprisoned precisely here, in this specific darkness, beneath this specific limestone plateau. The underground rivers provided his voice. The gases that occasionally seep from the cave floor were his breath. The Doric temple on the rim was not built to create sacredness but to manage it: to establish priestly authority over a place that already drew people.

Christianity offered a different but structurally similar reading. The descent into Cennet became an image of spiritual journey — a willing descent into a hidden realm, leading to a chapel where the Virgin Mary held the darkness at bay. The physical act of walking down 300 steps, leaving the bright coastal plateau behind, entering the cool enclosure of the sinkhole, and arriving at the cave chapel performs something that the tradition calls descent and return. The site invited this interpretation because its geography was already its own theology.

Ancient chthonic sanctuary associated with the myth of Typhon's imprisonment; location of a Hellenistic Doric temple with organised priestly activity evidenced by 130 carved names of religious officials.

Pre-Hellenistic sacred site (nature of use undocumented) → Hellenistic Doric temple on rim of Cennet with organised cult (date uncertain) → 5th-century Byzantine cave monastery and chapel of the Virgin Mary → conversion of temple to church → active Christian pilgrimage site → heritage tourism with continued pilgrimage dimension

The Hellenistic cult at the Doric temple involved organised priestly activity, documented by the 130 names carved into the temple walls — an unusually clear record of who administered this sanctuary. The specific ritual practices are not fully documented, but sacrifice and procession were likely components. In the Byzantine period, the cave monastery functioned as a place of contemplative withdrawal, and the cave chapel hosted liturgical worship.

The cave chapel remains a functioning sacred space visited by Christian pilgrims and curious secular visitors alike. No regular liturgical services are formally scheduled, but candles are lit and prayer offered by those who make the descent. The site functions primarily as a heritage destination with an active pilgrimage dimension.

The contemplative practice this site invites is the practice of descent and return — literal and intentional. Descend the 300 steps with awareness, pausing at intervals to register the transition: the shrinking circle of sky, the thickening vegetation, the drop in temperature, the change in sound. At the cave chapel, sit regardless of your tradition and allow the enclosed quiet to settle. On the ascent, move without haste. The site asks nothing theological; it asks only that you be present to the threshold experience it offers.

Spend time at the Cehennem rim before or after descending into Cennet. Stand at the edge of the inaccessible pit for several minutes. Its darkness is the site's other half — the half that remains unknown.

The site is visible from the road above as a series of collapsed limestone edges. Approach on foot from the entrance, where a path leads first to the rim of Cehennem. Stand here before descending into Cennet. The view into the Cehennem pit is the more unsettling of the two: its walls are near-vertical, no vegetation reaches the bottom, and the light fails before it finds a floor. There is nothing to do here except observe, which is the point.

The descent into Cennet begins at the rim and follows 300 stone steps down a constructed path. The first section is open, with the plateau visible around you; then the sinkhole walls close in, and the vegetation thickens. The temperature drops noticeably. The light changes quality — filtered now through the dense canopy that has established itself in the sheltered microclimate of the sinkhole floor. By the halfway point, the world above has narrowed to a rough circle of sky. The sound changes too: you are in an enclosed space, and the ambient noise of the coast disappears.

The cave chapel at the base is small — a fifth-century Byzantine construction that fits the scale of the cave entrance rather than attempting grandeur. Inside, the masonry walls, the residual smell of candle smoke, and the quiet create a space that feels genuinely separate from ordinary time. Visitors who are not Christian often sit here for longer than they expect.

The ascent back up the 300 steps is the completion of the journey. The moment when the plateau reappears above the sinkhole walls, and the light and warmth of the open air return, carries the quality of re-emergence that the site's builders understood.

Begin at the Cehennem rim before descending. Then take the 300-step descent into Cennet at a slow pace, pausing at intervals to register the changing light, vegetation, and sound. Allow 20–30 minutes for the cave chapel visit. The ascent is strenuous; allow sufficient time and bring water.

The sinkholes at Cennet and Cehennem have attracted interpretive frameworks from geology, mythology, religious history, and contemporary spirituality, all of which illuminate different aspects of why this particular landform became and remained sacred.

Scholarly analysis identifies the sinkholes as a classical example of natural geological phenomena being incorporated into religious cosmology. The 130 carved names in the Doric temple confirm organised priestly activity of a scale beyond casual local use. The Byzantine repurposing of both the temple (converted to church) and the cave (monastery established) follows the well-documented Anatolian pattern of Christianisation that transformed pagan sacred sites rather than abandoning them. The full mapping of the underground cave system beneath Cennet remains incomplete.

The Turkish names Cennet and Cehennem directly preserve Islamic cosmological duality — paradise and hell — demonstrating how the pre-Christian mythological significance survived multiple theological transformations. Each new tradition that encountered the sinkholes read them through its own cosmological vocabulary while recognising the same fundamental duality: a place of descent, a place of darkness, a place that demands interpretation.

Some writers identify the site as one of the Mediterranean world's most authentic chthonic portals, noting that the underground rivers audible from the cave floor, the occasional toxic gas emissions, and the physical experience of descending into the earth correspond not just to Greek underworld mythology but to a broader cross-cultural pattern of cave-descent as sacred journey. The site's geology — karst dissolution over millennia — created a natural initiation landscape before any human religion encountered it.

The prehistoric use of the site before the Hellenistic period is entirely undocumented. The full extent and character of the underground cave system beneath Cennet has not been comprehensively mapped. Whether the priests of the Doric temple conducted any rituals involving actual descent into the sinkhole — as distinct from worship at the rim — is unknown.

Located near Narlıkuyu, approximately 20 km east of Silifke on the coastal road (D400). Accessible by car or dolmuş from Silifke or Kızkalesi. Entrance fee required. The adjacent Narlıkuyu mosaic museum (featuring the Three Graces mosaic) can be combined in the same visit.

Kızkalesi (~5 km west) offers seaside accommodation options. Silifke (~20 km west) has a wider range of hotels. No accommodation at the site itself.

Observe respectful conduct in the cave chapel; the Cehennem rim requires care for physical safety.

Wear comfortable, sturdy footwear suitable for 300 steps. In the chapel, respectful dress is appropriate — no specific religious requirement, but modest clothing as for any sacred space.

Permitted throughout the outdoor site. Inside the cave chapel, photography is permitted but should not disturb those in prayer; avoid flash.

Candles may be lit in the cave chapel. No formal offering tradition otherwise.

Do not attempt to enter or approach the edge of Cehennem without appropriate safety precautions — the rim path provides adequate viewing distance. Follow marked paths in Cennet. Do not disturb or remove any stone or archaeological material.

Continue through the atlas by country, tradition, site type, or a focused search that combines this place’s strongest context.

Sacred places within a half-day’s reach. Pilgrims often visit them together: walk one, stay for the other.

Elaiussa Sebaste

Ayaş / Erdemli, Mersin Province, Mediterranean Region, Turkey

7.0 km away

Adamkayalar

Kızkalesi hinterland / Silifke area, Mersin Province, Mediterranean Region, Turkey

9.0 km away

Kanlıdivane

Erdemli, Mersin Province, Mediterranean Region, Turkey

10.5 km away

Uzuncaburç

Silifke, Mersin, Mediterranean Region, Turkey

16.9 km away

Sources consulted when researching this page. Independent verification by readers is welcome.

1. 01Cennet and Cehennem - Wikipedia — Wikipedia contributors
2. 02Show Caves of Turkey: Cennet ve Cehennem — Showcaves.com
3. 03Heaven & Hell Caves (Cennet & Cehennem), Turkey — Turkey Travel Planner
4. 04GPS coordinates of Cennet and Cehennem, Turkey — latitude.to
5. 05The Caves of Heaven and Hell in Turkey — Destinations in Turkiye
6. 06Believe It Or Not, These Two Large Turkish Sink Holes Even Have The Ruins Of A Monastery In Them — The Travel
7. 07Cennet ve Cehennem [Heaven and Hell] Ancient Temple - The Megalithic Portal — The Megalithic Portal
8. 08Heaven and Hell Sinkholes & Where are they and How to Get There? — Unique Mersin
9. 09Cennet ve Cehennem Caves: Exploring the Mystical Sinkholes of Mersin — Ozdemir Halit