Every equinox this Maya pyramid puts on a spooky ancient light show.

Catacombs turned marketplace.

Holy Hindu shrine in an enormous, monkey-filled limestone cavern.

One of the few standing Roman lighthouses and a labyrinth of tunnels are a couple of the secrets at this historic castle.

Shakespeare, David Bowie, Dr. Who, the Saxons, Druids and Romans are all claimed to have all made their mark on these massive man made tunnels.