A Google software engineer's Easter egg led to what may be the world's most unusual saved screenshot.

This gorgeous Peranakan mansion’s family heritage includes a century-old baby gate, which was also used to keep out irresponsible husbands.

Automatons that were once removed after one fell from the building.

The former "holiday home" for monks at the Durham Cathedral.

A lone lighthouse on the wind-swept shores of the cape.

Stuck in a bygone era, the oldest subterranean shopping street in Japan hides beneath the popular Asakusa district of Tokyo.

Natural stone arches form a walkable "cathedral" at low tide, then disappear entirely when the water returns.

This "grandfather" eucalyptus is one of the tallest trees in Europe.

Celebrating the history of Hangul, the Korean writing system invented by King Sejong to improve his realm’s literacy.

A beautifully-carved Pictish stone encased in a protective glass structure.

A mechanical clock built in 1914, with a rotation of 12 historical figures on its face.

An open-air museum exhibiting a total of 52 century-old buildings, recreating Hokkaido’s “pioneer village.”

A centuries-old olive tree thrives in a small botanical garden.

Take a stroll through this centuries-old tunnel of enormous moss-hung evergreens, nestled among the grounds of America’s first public sculpture garden.

A totem pole of heads to represent the different stages of life.

Once used as a deterrent to drinking alcohol.

A museum celebrating a couple who loved to travel the world and to bring its treasures back to Montezuma, Kansas.

At almost 1,000 years old, this is the oldest known door in all of Britain.

Some of the secrets of human origin are revealed at this museum.

One of the best collections of Byzantine art housed in a magnificent, 19th-century neoclassical home.

This modernist bridge highlights the bear as a symbol of Madrid.

Legend says this sacred tree was a gift from goddess Athena.

In the oldest zen temple stands a descendant of the very tree that introduced tea to Japanese culture.

The oldest vestiges of Madrid found here, have been incorporated into this new museum.