Though everyone should do all the major tourist haunts on their first trip to London, there are so many other great places to visit just a tube or train ride away from the city centre. Did you know that within the M25 you'll find ancient woodlands, castles, dinosaur parks, outdoor swimming pools, and even a grand house that played host to a ring-tailed lemur? Whether you've visited London in the past, just moved to the city, or you're a Londoner who's a bit lazy at leaving your local area, these 15 destinations dotted around the tube and train map will let you see the city in a whole new way.
