Originally built in the 15th century, this well gave the surrounding area its name.

A once-beautiful retreat is now a crumbling ruin.

These courts are the only ones of their kind in the world, made for a unique ball game that dates back to the 1700s.

This sandstone tree trunk is a relic from a long-past era when England had a more tropical climate.

This magnificent arch is all that remains of a former smelt mill.

Only the headframes remain from this mining operation, once one of the largest in the region.

An iconic waterwheel in the Pennine Hills marks the location of one of Britain’s most profitable lead mines.

Aliens and monsters lurk inside this museum dedicated to one man's lifelong adoration of all things sci-fi.

A hidden gem of Hobart’s past, now a park with panoramic views and plenty of history.

This temple was constructed entirely by Roman soldiers.

A well-preserved 2nd century fort where moles are the archaeologists.

A series of idealized caves carved to entertain guests.

This unusual sculpture is sometimes partially, sometimes fully, submerged.

Legends say this red sandstone monolith and the dozens of smaller boulders that surround it were once a coven of witches—before a Scottish wizard turned them all to stone.

A memorial overlooking a busy roadway is linked with the story of a 17th-century noblewoman’s legal battle for her inheritance.

It may not be the final resting place of a literal giant, but the Giant’s Grave is still archaeologically important.

Widely advertised as Amsterdam’s narrowest street, this passage was once a highlight of the Red Light District before its windows closed.

Believed to be the birthplace of John Balliol.

This decaying, grandiose tweed mill once housed the Norwegian Army in exile.

The oldest working camera obscura in the world sits on the top floor of an old windmill tower.

This unassuming alcove in London’s famous Tower Bridge once served to capture, store, and display dead bodies from the River Thames.

The watery entrance for condemned prisoners heading to the Tower of London is still visible along the Thames.

A discarded movie prop that was the original monolith for "2001: A Space Odyssey."

Metal horses galloping through a London fountain provide a link to the city's past.