Category: ruins
- Nike Missile Site HA-36C
- Bardo National Museum
- Ardašer Khwarrah, (Gōr) - The ruins of the ancient Sassanid
- Ministry of Health
- Castillo de Medina Sidonia
- Staufenmauer
- Burgruine Balduinseck
- Lobdeburg
- Uxmal Archaeological Zone
- Uraz Castle (ruins)
- Saint-Jean-Vianney
- Castle ruin of Wolfstein
- Coastal artillery battery №16
- Coastal artillery battery №24
- Coast Artillery Battery 19
- Sandsfoot Castle
- Tambourbad (geschlossen)
- Morgantina
- Ruinas Jesuiticas de San José de Lules (MHN)
- "Grotto" (ruins of a water-mill)
- Princely Court
- Calleva Atrebatum (Silchester Roman Town)
- The Palace of Tauri Chumpi
- The Painted Temple
- The Pilgrims' Plaza
- The Old Temple of Pachacamac
- Bonnie Claire Mine
- Ruins of Bakery
- Rettenburg Castle
- Fort Flagler State Park
- Big Horn workings
- Trosky Castle Ruins
- Anhak Palace
- Babylon
- Tisserru Stupa
- Madenburg
- Old "Universam"
- Fundamente Hindenburgbrücke
- Temple of Asclepius (Esculapius)
- St. Paul Ruins
- a former site of the Meguro Racetrack
- Old Wardour Castle
- Chęciny royal castle ruins
- this was the site of can massó, demolished in october 2008
- Burgruine Stockenfels
- Ruínas dos Pisões
- Ruin of WWII Bunker
- Ruin of WWII Bunker
- Ruin of WWII Bunker
- Forte de Santo Alberto do Pessegueiro
- Dainzú
- Festung Hohentwiel