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Stonehenge

One of the most famous sites in the world, Stonehenge is the remains of a ring of standing stones set within earthworks. It is in the middle of the most dense complex of Neolithic and Bronze Age monuments in England, including several hundred burial mounds.

Abydos

Abydos /əˈbaɪdɒs/ is one of the oldest cities of ancient Egypt, and also of the eighth nome in Upper Egypt, of which it was the capital city. It is located about 11 kilometres (6.8 mi) west of the Nile at latitude 26° 10′ N, near the modern Egyptian towns of el-‘Araba el Madfuna and al-Balyana. [...]

Volubilis

Volubilis is a partly excavated Roman city in Morocco situated near Meknes between Fes and Rabat.

The Soledar Salt Mines

Some 250 million years ago, a part of Ukraine was under a shallow ocean. When the ocean dried up, it left behind a huge deposit of salt.

Great Barrier Reef

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.

The Fortified Villages of Khevsureti

Tucked away in the Caucasus Mountains in the north of Georgia, is the historic province of Khevsureti.

Verkhoyansk

In the remote Yakutia region of Siberia, more than a hundred kilometers inside the Arctic Circle, lies the small town of Verkhoyansk. Winter temperature here regularly drops to minus fifty degree Celsius. It’s so cold that “no one can stay outside for more than 15 minutes”. The only way to protect oneself from the bitter cold is to wrap themselves up in skins and furs of animals, and keep moving.

Excelsior Tunnel

In 1959 it was the centre of project Military Atomic Energy Authority operation orpheus investigating the possibility of masking the seismic signal given out by underground nuclear tests.

Ilha da Queimada Grande (Snake Island)

Snake Island is one of the deadliest and most restricted places on earth. The island lies off the coats of Brazil and is home to at least 4000 species of the world’s most venomous snakes alleged to possess the ability of melting human flesh. The island is banned to tourists and is only open to scientists for study and research.

Vozrozhdeniya Island

In 1948, a top-secret biological weapons laboratory, nicknamed Aralsk-7, was established here. Until its closure in the 1990s, the laboratory tested some of the deadliest pathogens known to man, including plague, anthrax, smallpox, brucellosis, tularemia, botulinum and Venezuelan equine encephalitis.

Trolltunga

Trolltunga is a piece of rock hanging horizontally out of a mountain about 700 meters above the Ringedalsvatnet in Skjeggedal close to Tyssedal by the Sørfjorden of the Hardanger Fjord in the municipality of Odda, Norway.

The Fortress of Mimoyecques

About twenty kilometers from the city of Boulogne-sur-Mer, near the hamlet of Mimoyecques, in northern France, lies a once-secret underground Nazi base.

Dahshur

Dahshur is a royal necropolis located in the desert on the west bank of the Nile approximately 40 kilometres (25 mi) south of Cairo. It is known chiefly for several pyramids, two of which are among the oldest, largest and best preserved in Egypt, built from 2613-2589 BCE.

Cultybraggan Camp

The Cultybraggan camp is one of the last remaining World War 2 Prisoner of War Camp in the UK.

Hadrian’s Wall

Hadrian's Wall was a defensive fortification in Roman Britain, begun in AD 122 during the rule of emperor Hadrian. In addition to its military role, gates through the wall served as customs posts.

Mount Everest

Mount Everest is the Earth's highest mountain, with a peak at 8,848 metres (29,029 ft).

Naica Mine

The Naica Mine of the Mexican state of Chihuahua, is a working mine that is best known for its extraordinary selenite crystals.

Grüner See

Grüner See (Green Lake) is a lake in Styria, Austria near the town of Tragöß. The lake is surrounded by the Hochschwab mountains and forests.

Hagia Sophia

Hagia Sophia is a former Greek Orthodox patriarchal basilica (church), later an imperial mosque, and now a museum in Istanbul, Turkey.

Kowloon Walled City

Kowloon Walled City was a densely populated, largely ungoverned settlement in New Kowloon, Hong Kong.

The Øresund Bridge

The Øresund Bridge is an approximately 16 km long road and rail link between Sweden and Denmark. But it is much more than that. The Øresund Bridge has created a region with a population of 3.7 million inhabitants.

Timgad

Timgad (called Thamugas or Tamugadi in old Berber) was a Roman colonial town in the Aurès Mountains of Algeria, founded by the Emperor Trajan around AD 100.

Mount Weather Emergency Operations Center

The Mount Weather Emergency Operations Center is a civilian command facility in the U.S. state of Virginia, used as the center of operations for the Federal Emergency Management Agency (FEMA). Also known as the High Point Special Facility (HPSF), its preferred designation since 1991 is "SF".

Karnak Temple

The Karnak Temple Complex, commonly known as Karnak (/kɑːr.næk/), comprises a vast mix of decayed temples, chapels, pylons, and other buildings. Building at the complex began during the reign of Sesostris I in the Middle Kingdom and continued into the Ptolemaic period, although most of the extant buildings date from the New Kingdom. The area [...]

The Crypt of Civilization

Under the foundation of Phoebe Hearst Memorial Hall at Oglethorpe University in Georgia, the United States, is a large room, that was sealed shut with a welded stainless steel door more than seventy five years ago.

Abu Simbel Temples

The Abu Simbel temples are two massive rock temples in Abu Simbel (أبو سمبل in Arabic) in Nubia, southern Egypt. They are situated on the western bank of Lake Nasser, about 230 km southwest of Aswan (about 300 km by road). The complex is part of the UNESCO World Heritage Site known as the “Nubian [...]

Niagara Falls

Niagara Falls is the collective name for three waterfalls that straddle the international border between Canada and the United States; more specifically, between the province of Ontario and the state of New York. They form the southern end of the Niagara Gorge.

Dallol

Dallol was a settlement in the Dallol woreda of northern Ethiopia.

Chernobyl Power Plant

The Chernobyl Nuclear Power Plant is a decommissioned nuclear power station near the city of Pripyat, Ukraine. Reactor 4 was the site of the Chernobyl disaster in 1986 and the power plant is now within a large restricted area known as the Chernobyl Exclusion Zone.

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.

The Moroccan Wall

Unlike other notorious barriers in the world, the Moroccan Wall is rarely in the news and is little discussed outside of Africa. The existence of this wall has been buried in the desert, along with the 40-year-old plight of the Sahrawi people the Moroccan Wall has kept divided.

Farafra

The Farafra depression (Arabic: واحة الفرافرة‎) is the second biggest depression by size located in Western Egypt and the smallest by population, near latitude 27.06° North and longitude 27.97° East. It is located in the Western Desert of Egypt, approximately mid-way between Dakhla and Bahariya. Farafra has an estimated 5,000 inhabitants (2002) mainly living in [...]

Hang Son Doong

Hang Son Doong is a solutional cave in Phong Nha-Kẻ Bàng National Park, Bố Trạch District, Quảng Bình Province, Vietnam. As of 2009 it is the biggest known cave in the world.

Wieliczka Salt Mine

The Wieliczka Salt Mine located in the town of Wieliczka in southern Poland, lies within the Kraków metropolitan area.

Mausoleum at Halicarnassus

The Mausoleum at Halicarnassus or Tomb of Mausolus was a tomb built between 353 and 350 BC at Halicarnassus (present Bodrum, Turkey) for Mausolus, a satrap in the Persian Empire, and Artemisia II of Caria, who was both his wife and his sister.

The Unfinished National Monument of Scotland

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.

Miranda Castle

Miranda Castle, also known as Noisy Castle, was a 19th-century castle in Celles, province of Namur, Belgium, in the region of the Ardennes.

SS Richard Montgomery: The Thames’ Ticking Time Bomb

SS Richard Montgomery was an American Liberty ship built during World War II, one of the 2,710 used to carry cargo during the war.

Tipaza

Tipaza is a Berber-speaking town on the coast of Algeria, capital of the Tipaza Province

Checkpoint Charlie

Checkpoint Charlie was the name given by the Western Allies to the best-known Berlin Wall crossing point between East Berlin and West Berlin during the Cold War.

Leaning Tower of Pisa

The Leaning Tower of Pisa is the campanile, or freestanding bell tower, of the cathedral of the Italian city of Pisa, known worldwide for its unintended tilt to one side.

Stalag Luft III

Stalag Luft III was a Luftwaffe-run prisoner-of-war camp during World War II that housed captured air force servicemen. It was in the German province of Lower Silesia near the town of Sagan (now Żagań in Poland), 100 miles (160 km) southeast of Berlin. The site was selected because it would be difficult to escape by tunneling.

Dome Homes of Cape Romano

For many years, these bizarre buildings on the isolated southern tip of Marco Island in Cape Romano, Florida, were a bit of a mystery.

The Outer Trial Bank

The Outer Trial Bank is a circular artificial island in the Wash, East Anglia, England. It is one of two islands constructed during the 1970s for a governmental water resources scheme.

Preikestolen

Preikestolen or Prekestolen (English: Preacher’s Pulpit or Pulpit Rock) is a famous tourist attraction in the municipality of Forsand in Rogaland county, Norway. Preikestolen is a steep cliff which rises 604 metres (1,982 ft) above the Lysefjorden. Atop the cliff, there is an almost flat top of approximately 25 by 25 metres (82 ft × [...]

Al Qal’a of Beni Hammad

Beni Hammad Fort, also called Al Qal'a of Beni Hammad is a fortified palatine city in Algeria. Now in ruins, in the 11th century, it served as the first capital of the Hammadid dynasty.

Machu Picchu

Machu Picchu is a 15th-century Inca site located 2,430 metres (7,970 ft) above sea level, in the Cusco Region, Urubamba Province, Machupicchu District in Peru.

Monument Valley

Monument Valley is a region of the Colorado Plateau characterized by a cluster of vast sandstone buttes, the largest reaching 1,000 ft (300 m) above the valley floor.