Structures

Originally two separate lakes, Upper Arrow Lake and Lower Arrow Lake were joined together in 1968 as part of a programme of construction that has seen 14 dams built on the Columbia River since 1937, converting almost the entire 2,000…

James Turrell is an enigmatic American artist known for playing with the viewer's concepts of light and space. His creations include an ambitious series of works called Skyspaces, of which Roden Crater is the most notable example where a series…

The small Derbyshire town of Ashbourne is home to an ancient and extremely unusual sporting event - the Royal Shrovetide Football Match, which lasts for two days and involves hundreds of participants. This pre-Lent tradition is believed to date back…

On Monday, October 4th, this filthy-looking reservoir in Hungary burst its walls, releasing 700,000 cubic metres (24 million cubic feet) of toxic sludge onto the surrounding countryside and villages. A byproduct of refining bauxite into alumina at the Ajkai Timfoldgyar…

The Struve Geodetic Arc was a network of triangulation points developed in the 19th century, in an attempt to accurately calculate the size and shape of our planet. 34 of the original 265 points are clearly marked and were recognised…

Last week a top-secret Russian shortwave radio station, UVB-76, began broadcasting a coded message for only the fourth time in 28 years. Today we're exploring another shortwave system within the radioactive zone surrounding Chernobyl, The Russian Woodpecker The Russian Woodpecker…