London's fossils: An ancient world hidden in the city

London might not be an obvious destination for fossil lovers, but in fact the city has a rich array of prehistoric creatures held within its walls and paving stones.

Here, Issy Gilbert, a palaeontology PhD student from Imperial College London, reveals the ancient world that can be found at some of London's most famous destinations.

Video journalists: Nick Crumpton and Rebecca Morelle

BBC News