| Visions from the Underworld Images of Sydney's underground. | |
| Urban Exploration Australia A collection of photographs of locations in the urban and industrial environment. Exploring the underground of Australia and beyond. | |
| Urban Exploration Australia Bunkers, power stations, and other structures in Australia. | |
| Tunnel Rats Adventure Journal Journal documenting subterranian exploration with photos and in depth narratives. Australian urban explorers. | |
| Sydney Cave Clan The premiere site for urban exploration in Sydney, Australia. | |
| Cave Clan Australia An organisation dedicated to the exploration of urban drains and tunnels in Melbourne. | |
| Canberra Urban Exploration Draining or urban exploration is the key with maps, guide and tips. | |
| The Canberra Cave Men Canberra based urban exploration group, now a sub-group of the Cave Clan. Archive, site is no longer being updated. | |
| Allied Paper: An Abandoned Paper Mill Photographic tours of, and information on a large abandoned paper factory in Kalamazoo, Michigan. | |
| Action Squad: Minneapolis Urban Adventurers An urban exploration crew in Minnesota; includes photos, mission logs, and maps. | |
| Abandoned Tulsa Images from an in-the-works project about historically significant abandoned or forgotten buildings in Tulsa, OK. | |
| Abandoned Subway Tunnels in Boston Black and white industrial photography. The subject matter includes subway trains and tunnels, power plants, mills/ factories, railroad yards, and other unusual places. | |
| Abandoned Subway Stations (New York) Disused or unused underground railway stations of the New York area. | |
| Abandoned South Carolina Urban exploration for the state of South Carolina and surrounding areas. | |
| Abandoned Online Urban explorations of abandoned buildings, roads, railroads including the documentation of historical houses and structures. Exploring the forgotten in Ohio. | |
| Abandoned NC Group A Group dedicated to catologuing historical sites, graveyards, abandoned, derelict, and forgotten buildings and structures in North Carolina for the purpose of exploring, visually recording, and appreciating the art of decay. | |
| Abandoned Memories Abandoned buildings. Mainly insane asylums and mental hospitals in Michigan, US. | |
| Abandoned Buildings of the Northeast Photographs, including a brief history of abandoned ruins in the Northeast, US. Featuring the Franklin County Poorhouse, Norwich State Hospital, Fairfield Hills and Harlem Valley Psych. | |
| Abandoned & Little-Known Airfields Information on vanished or abandoned airfields and little-known airfields with unusual histories. US locations. | |
| Yaz's Hudson Valley Ruins Features many historic and contemporary photographs of structures along the Hudson, including Bannerman's Castle, and Briarcliff Lodge. A catalyst for efforts to save the neglected historic structures of the Hudson Valley region of New York State. | |
