Video: Here's some chillingly beautiful shots showing what it's like to cave dive the 'El Toh' cave in Yucatan, Mexico. It's a completely different world down there. When you're inside the cave with water all around you, it looks a lot like being in an underworld you're not supposed to see. Some parts are haunting and other areas look alien, but almost all of it is just so damn cool.
Cave Diving Is Like Exploring A Dark Underworld
Trending Stories Right Now
Science fiction and fantasy offer a rich legacy of great books - but that abundant pile of reading material can also be daunting. So sometimes, it's easier to fake it. We asked some of our favourite writers, and they told us the 10 books that everyone pretends to have read. And why you should actually read them.
The Matrix turned 21 years old this week and, like many of us, I’ll never forget the first time I saw it.