The most accurate timepiece in the world.

Housing the National Women's Party since 1929, this historic house is now a monument to the fight for gender equality.

This lovely pocket park is one of the most under appreciated in D.C.

The site of the climactic scene from the classic horror film is now a historic landmark.

A line of blue paint marks the route of the inaugural parade.

Daily lunch spot for many of Washington, D.C.'s cab drivers.

This London pub hides a peculiar secret: a recreation of the rooms shared at 221b Baker Street by Sherlock Holmes and Dr. Watson.

The second-longest pier in the U.K. stretches a whole kilometer into the Irish Sea.

Mysteriously stacked storefront paths give this medieval British town an iconic style like none other.

A hundred copies of Antony Gormley's naked body stare out across the water.

The tower was originally used as a chimney for the waste incinerator of St. John's Precinct and Market.

The red letters in the literary pavement leading to the library form a mysterious code.

The Liverpool street made famous by the Beatles is real.

Final resting place of John Middleton "The Childe of Hale."

Six neolithic sandstone boulders remaining from a dolmen.

The quiet field that inspired one of the most famous songs of all time.

Giant statue of a disembodied head.