Ruinmap
Materials tag

Tuff

Sites carved into or built of tuff, the soft rock formed from compacted volcanic ash.

Ruins20

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Banditaccia Necropolis and Via degli Inferi (Cerveteri)Banditaccia Necropolis and Via degli Inferi (Cerveteri)Cloaca Maxima (Tiber Outlet)Cloaca Maxima (Tiber Outlet)ColosseumColosseumDerinkuyu Underground CityDerinkuyu Underground CityEtruscan Pyramid of BomarzoEtruscan Pyramid of BomarzoGeghard MonasteryGeghard Monastery

On the map20

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Seen together12

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Rock-Cut Architecture14UNESCO World Heritage10Megalithic4Tunnels4Monolithic Statues3Quarry2Underground cities2Andesite1