Subterranea refers to underground structures, both natural (such as caves) and man-made (such as mines).

Subcategories

There are 7 subcategories to this category.

Caves Caving

H Subterranean Hong Kong M Metro T Tunnels

U Underground cities Underground lakes

Articles in category "Subterranea"

There are 35 articles in this category.

Air-raid shelter B Basement Bunker C Catacombs Catacombs of Paris Catacombs of Rome Cave Cave Clan Cave rescue F Fallout shelter Forestiere Underground Gardens

H Hollow Earth L London Post Office Railway M Mexican Perforation Military citadels under London Mole People P Pitch (vertical space) R Roof and tunnel hacking S Seattle Underground Tour Sewer Speleology Storm drain Subterranean London

S cont. Subterranean river Subterranean rivers of London T Tomb Trench warfare Tunnel U Underground New York Underground city Underground city (Montreal) Urban exploration V Vadding W Wildlife crossing Y Yucca Mountain