Of the many chalices in the running for the Holy Grail, this one in Valencia Cathedral sure looks the part.

A daily pyrotechnic celebration marks a beloved tradition during Valencia's festival season.

This massive fiberglass Gulliver turns every visitor into a Lilliputian.

A faded reminder of what was once a common sight in London during the Blitz.

Vibrant street art created with mixed media.

The world's oldest family-run magic shop is hidden beneath a bustling London thoroughfare.

A living memorial to the trees London lost during the Great Storm of 1987.

These official units of measurement—including chains and perches—lie hidden beneath tourists' feet in a popular London hub.

A mysterious shape catches the eye in this 16th-century painting.

The television series' iconic giant foot was borrowed from this classical painting.

London's smallest police station is barely the size of a phone booth.

An unusual ode to the late Irish playwright, complete with a squiggly bust and coffin-shaped bench.

A series of carved figures that scandalized British society.

Classic game cookery takes center stage at what's widely considered London's oldest restaurant.

England's most famous front door has an accidental doppelganger.

The pretty iron lamp is a reminder of the architecture underneath London's streets.

These ornate arches show how the course of the River Thames has changed.

The broken skateboards that became a poignant memorial to a murdered skater.

Tucked inside a South Bank bar is an epic expressionist chronicle of the 20th century.

This ancient Egyptian obelisk still bears the wounds of World War I.

A closed London rail station created to cart away the dead still bears the marks of attempts to make it less morbid.

This open-air mosaic gallery honoring an English artist took hundreds of volunteers more than seven years to create.

The breadfruit-adorned final resting place of the infamous Captain of the HMS Bounty.

A bronze bust commemorates the heroism of the secret agents who led covert operations against the Nazis.