A colossal pit discovered 1,900 years ago in Beoluska's southern ocean. Contains remnants of an ancient civilization with unique ecosystem. The town of Orth was established at its edge by cave raiders called Delvers
Petra is located in Wadi Musa region, Jordan. Entrance fee is 50 JOD per day (1300 TL equivalent). Two-day visit recommended for comprehensive exploration. Weather is cooler than other Jordanian destinations
Volcanic eruptions created tuff rock formations with pointy fairy chimneys. Area was originally inhabited by cave-dwelling hippies. Medieval Christians established monastic settlements and cave churches
Undermine is the subterranean capital of goblins on Isle of Kezan. City is connected to surface through Bilgewater Port. Located beneath Mount Kajaro with extensive tunnels and lava tubes
Bagan, Myanmar has 2,300 temples and stupas with few tourists. Easter Island's moai statues are 6-60 feet tall and cover 40% of the island. Chichén Itzá's Pyramid of Kukulcan shows unique sun shadow effects. Hegra's Nabataean tombs are less crowded than Petra
Kayaköy's ghost village was haunted after an earthquake that deported Christians. Topkapi Palace is believed to be haunted by strange apparitions. Molla Zeyrek Mosque has been reported to have ghostly screams. Basilica Cistern contains ancient cravings and was built during the sixth century