The longest known underwater cave in the world is even longer than we thought. As of the start of this year, cave divers have mapped 524 kilometers (325.6 miles) of a subterranean water 'web' near ...
Two African lion brothers recently broke the record for the longest documented swim across a body of water. The swim was made more impressive by the fact that the water was teeming with crocodiles and ...
10:38, Sat, Jan 10, 2026 Updated: 10:49, Sat, Jan 10, 2026 The Fehmarn Belt Fixed Link is an immersed tunnel that will connect the island of Lolland, in Denmark, with the island of Fehmarn, in Germany ...