Remnants from a time before electricity.

A Soviet era flat that refused to conform to the dull gray standards.

A Roman mosaic depicting a classical myth was only rediscovered after bombing during World War II.

One of the best-preserved Roman amphitheaters is still used today, but for less brutal events.

Island wonderland for communist autocrats.

A small cave network was discovered under a home in Xagħra, in 1924 when the owner was digging a well.

People have been making salt here using traditional methods for centuries.

The fishing boats that moor in this small lagoon enter and leave through a tunnel to the sea.

Two geological phenomena in one precarious locale: a towering stone window, and a deep blue void.

This 19th-century aqueduct provides insights into how water was supplied to Victoria on the island of Gozo before modern plumbing.

The nearly 200-year-old folly has a secret spiral staircase hidden in one of its pillars.

The unsettling remnants of a torn down movie set lies nearby the ruined location of the actual Płaszów Labor Camp.

At first glance, this area seems like just another city park, but the lush landscape hides a dark past.

This cemetery of rusting Soviet-era steam locomotives and train cars offers an apocalyptic glimpse into a bygone era.

An underground city of salt.

Since 2017, the remains of Stretford's industrial past have been occupied by a collection of gnomes.

Originally meant to hold a statue of King William IV, this support sat empty for years. Today, it hosts a rotating cast of public artwork.

A replica of the steam engine that hauled Queen Victoria's Royal Train is on display at Windsor.

Kings Cross Station pays tribute to its role in Britain's best-selling book series.

The bronze uniforms commemorate the vital role of women during World War II.

This library dates back to the late 17th century and was one of the first public lending libraries in England.

Home to the largest urban bat colony in North America, estimated at 1.5 million bats.

Locals dubbed it the "Owl Building" because of its bird-like appearance.

A building so large that it has its own weather.