Rock cut reclining statue of the Buddha preparing to enter nirvana, in cave 26, a chaitya in the Buddhist cave site at Ajanta, carved from a gorge in the Waghore River, Ajanta, Maharashtra State, India.

St. John Cave, Patmos, Dodecanese, Greek Islands, Greece, Europe

A climber ascending a cave archway at Foxhole, Gower Peninsula, Wales, United Kingdom, Europe

Buddha statue in Cave 26, Ajanta, UNESCO World Heritage Site, Maharashtra, India, Asia

Buddhist Cave 26, Ajanta, UNESCO World Heritage Site, Maharashtra, India, Asia