The world's largest dinosaur skeleton © Raimond Spekking (Detail) | CC BY-SA 4.0 (via Wikimedia Commons) Not quite right, though you can find this skeleton just two kilometres away at the Natural History Museum. Try again... What do you think is the main attraction in the Pergamon Museum? A huge altar from a city in Asia Minor dating back to the second century BCE Paintings by Caspar David Friedrich, Claude Monet or Paul Cézanne Top