Lesser-known places, events, trails, and historical sites
Akiyoshi-do Cave is a limestone cave system in Yamaguchi Prefecture, Japan that represents one of the largest underground formations in the country. T…
Buchan Caves Reserve is a cave system in southeastern Victoria that features two main limestone caverns with stalactite and stalagmite formations. The…
UNESCO World Heritage Site…
The Aven-Armand Cave is a limestone cavern in southern France that contains an exceptional concentration of white stalactites and stalagmites formed o…
Sudwala Caves is a limestone cave system in South Africa that contains extensive underground chambers and mineral formations. The caves formed through…
Mramornica Cave is a marble karst cave in Istria, Croatia that features extensive calcite and marble formations developed within Mesozoic limestone st…
Switzerland's cooling caves, known locally as grotti, are natural or semi-natural caverns carved into Alpine rock formations that exploit stable under…
UNESCO World Heritage Site…
Scattered across the Tuscan landscape are enigmatic sunken pathways carved into soft volcanic rock, their origins and purposes still incompletely unde…
Gouffre de Padirac is a natural sinkhole and limestone cave system in the Lot department of Occitanie, southwestern France, that contains an active un…
UNESCO World Heritage Site…
The Caves of Languedoc-Roussillon are a network of karst cave systems in south-western France that contain geological formations spanning from the Car…
Balcarka Cave is a limestone cave system in the Moravian Karst region of Czechia that contains extensive passages carved by underground streams over g…
The Avshalom Cave is a limestone cavern in the Judean Hills of central Israel that contains extensive stalactite and stalagmite formations. The cave d…
Vjetrenica Cave is a major karst formation in the Dinaric Alps region, situated approximately 920 meters above sea level near the town of Ravno. The c…
Damanhur is a spiritual federation and intentional community in the foothills of the Italian Alps, approximately 50 kilometres north of Turin, that op…
Smoo Cave is a sea cave in Sutherland, Scottish Highlands, that is distinguished by its combination of marine and freshwater erosion features. Located…
Cango Caves is a limestone cave system in the Western Cape province of South Africa that contains multiple interconnected chambers and passages. The c…
Fingal's Cave is a sea cave on the Isle of Staffa in the Inner Hebrides that is notable for its regular hexagonal basalt columns and cathedral-like in…
Aillwee Cave is a limestone cave system in the Burren region of County Clare, Ireland, that features a network of passages decorated with stalactites …
UNESCO World Heritage Site…
Drachenloch is a cave of significant archaeological and paleontological importance located in the Swiss Alps near Vättis in St. Gallen canton. The sit…
Ronda's water mine is a qawraja, a fortification engineered to protect and control access to a critical resource—in this case, a well or underground w…
Borra Caves is a limestone cave system in the Araku Valley of Andhra Pradesh that extends approximately 150 metres underground and features intricate …