Riese is the code name for a construction project of Nazi Germany in 1943–1945, consisting of seven underground structures located in the Owl Mountains and Ksiaz Castle.
Cane Hill Hospital was a psychiatric hospital in Coulsdon in the London Borough of Croydon.
The Stone Forest or Shilin is a notable set of limestone formations about 500 km2 located in Shilin Yi Autonomous County, Yunnan Province, People’s Republic of China, near Shilin approximately 90 km (56 mi) from the provincial capital Kunming.
Bokor Hill Station is a French ghost town in Preah Monivong National Park, southern Cambodia.
Leptis Magna was a prominent city of the Roman Empire. Its ruins are located in Khoms, Libya, 130 km (81 mi) east of Tripoli.
The Great Barrier Reef is the world’s largest coral reef system composed of over 2,900 individual reefs and 900 islands stretching for over 2,300 kilometres.
Auschwitz concentration camp was a network of concentration and extermination camps built and operated by the Third Reich in Polish areas annexed by Nazi Germany during World War II. It consisted of Auschwitz I (the base camp); Auschwitz II–Birkenau (the extermination camp); Auschwitz III–Monowitz (a labor camp to staff an IG Farben factory), and 45 satellite camps.
São Miguel das Missões is a Unesco World Heritage site located in the small town of São Miguel das Missões, in the northwestern region of Rio Grande do Sul state, in southern Brazil.
Al-Khazneh is one of the most elaborate temples in the ancient Arab Nabatean Kingdom city of Petra. As with most of the other buildings in this ancient town, including the …
The haunting buildings of the Vallone dei Mullini, or Valley of the Mill, in Sorrento, Italy were only abandoned in the 20th century, according to Atlas Obscura.
Alcatraz Island is located in the San Francisco Bay, 1.5 miles (2.4 km) offshore from San Francisco, California, United States. Often referred to as “The Rock”, the small island was developed with facilities for a lighthouse, a military fortification, a military prison (1868), and a federal prison from 1933 until 1963.
Rapa Nui National Park is a national park and UNESCO-inscribed World Heritage Site located on Easter Island, Chile. Rapa Nui is the Polynesian name of Easter Island; its Spanish name …
Cancun Underwater Museum MUSA It is a Non Profit Organization based in Cancun México devoted to the Art of Conservation. A total of 500 sculptures in three different galleries comprise its collection at the end of 2013.
Kowloon Walled City was a densely populated, largely ungoverned settlement in New Kowloon, Hong Kong.
The National Monument of Scotland, on Calton Hill in Edinburgh, is Scotland’s national memorial to the Scottish soldiers and sailors who died fighting in the Napoleonic Wars.
Craco is an abandoned comune and medieval village located in the Region of Basilicata and the Province of Matera in Italy.
The Sanzhi UFO house, also known as the Sanzhi pod houses or Sanzhi Pod City, were a set of abandoned pod-shaped buildings in Sanzhi District, New Taipei City, Taiwan.
Oradour-sur-Glane is a commune in the Haute-Vienne department in the Limousin region in west-central France.
Janowska was a Nazi German labor, transit and concentration camp established September 1941 in occupied Poland on the outskirts of Lwów (Poland, today Lviv in Ukraine).
Five meters below the runway of Sarajevo’s airport runs a short stretch of tunnel that was dug out during the Siege of Sarajevo to bring supplies to the cut-off city. For four years this 800-meter long tunnel was the besieged city’s only connection to the outside world, and its life support.
Antarctic Basecamp, 1911 Tinned ham and whisky are stacked on the shelves beside jars of olives and anchovy paste, awaiting the return of the man who put them there. However, …
Özkonak Underground City is an ancient city built on the northern slopes of Mt. Idis about 14 km northeast of Avanos in Turkey.