The Channel Tunnel (or "Chunnel" as it's often called) is a 23-mile underwater crossing of the English Channel. The trains go underground here, with the train loading terminal just to the west. There's also a large horse etched into the…

Updated The Kawasaki Man-Made Island is in the middle of an undersea tunnel between Kisarazu City and Kawasaki City across the Tokyo bay. Apparently they started boring the tunnel from the island towards each side. Thanks: Daryl, Callum, Benet, Alex,…

Gibraltar is an overseas territory of the United Kingdom on the southern tip of Spain. I visited Gibraltar while on a Spanish holiday a few years back and, just like the rest of the UK, it rained a lot. We'll…

The Middelgrunden Offshore Wind Farm consists of 20 large 2MW windmills in the waters just outside of Copenhagen's harbour. Covering a length of 3.4 kilometres, the curve of the windmills is designed to be a continuation of the super-ellipse formed…

Here is the sports complex used for the 2004 Summer Olympics in Athens. Most of the venues were still under construction at the time of the photo, but you can still see the various sections. Starting from the west is…

The best shadow yet is that of Ostankino TV Tower in Moscow, it's absolutely huge. On completion in 1967 it was the tallest free-standing structure in the world; however, the CN Tower in Toronto overtook it in the 1970's. In…