Warsaw Concentration Camp
The Warsaw concentration camp was an associated group of the German Nazi concentration camps, possibly including an extermination camp, located in German-occupied Warsaw, capital city of Poland.
Željava Air Base
Situated in the west of Bosnia on the border with Croatia, Objekat 505, as it was officially known, was the largest underground airport in the Balkans. The primary purpose of the Objekat 505 was to house a long-range radar early warning system, akin to NORAD, as well as to provide a strategic command center for the country’s defense.
Bokor Hill Station
Bokor Hill Station is a French ghost town in Preah Monivong National Park, southern Cambodia.
Vallone dei Mullini
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.
Superconducting Super Collider
The Superconducting Super Collider (SSC) (also nicknamed the Desertron) was a particle accelerator complex under construction in the vicinity of Waxahachie, Texas.
Auschwitz Concentration Camp
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.
Huacachina
Huacachina is a village in the Ica Region, in southwestern Peru. It is located in the Ica Province, near the city of Ica in the Ica District.
Bodie Ghost Town
Bodie is a ghost town in the Bodie Hills east of the Sierra Nevada mountain range in Mono County, California, United States about 75 miles (121 km) southeast of Lake …
The Petra Treasury
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 …
Great Blue Hole
The Great Blue Hole is a large submarine sinkhole off the coast of Belize.
Cueva de las Manos
Cueva de las Manos is a cave or a series of caves located in the province of Santa Cruz, Argentina, famous (and gets its name) for the paintings of hands.
Vilarinho da Furna
Vilarinho da Furna, in the municipality of Terras de Bouro in the Braga district, in northern Portugal, was an old village that was erased from the map in 1972.
Zmiev Ionosphere Research Station
In the Soviet time, Kharkov was one of the most important scientific and research centers of the country.
London Post Office Railway
The Post Office Railway, known as Mail Rail since 1987, is a driverless underground railway that was built to move mail between sorting offices.
Te Wairoa
Te Wairoa, also known as The Buried Village is located close to the shore of Lake Tarawera in New Zealand’s North Island.
Cultybraggan Camp
The Cultybraggan camp is one of the last remaining World War 2 Prisoner of War Camp in the UK.
Haiku Stairs
The Haʻikū Stairs, also known as the Stairway to Heaven or Haʻikū Ladder, is a steep hiking trail on the island of Oʻahu.
Reed Flute Cave
The Reed Flute Cave is a landmark and tourist attraction in Guilin, Guangxi, China. It is a natural limestone cave with multicolored lighting and has been one of Guilin’s most interesting attractions for over 1200 years. It is over 180 million years old.
Robben Island
Robben Island is an island in Table Bay, 6.9 km west of the coast of Bloubergstrand, Cape Town, South Africa.
Kaymakli Underground City
Kaymaklı Underground City is contained within the citadel of Kaymaklı in the Central Anatolia Region of Turkey.
The Great Wall Of China
The Great Wall of China is a series of fortifications made of stone, brick, tamped earth, wood, and other materials, generally built along an east-to-west line across the historical northern …