An 18th-century viewpoint across the surrounding highlands.

At this 16th-century monastery in rural Bulgaria, visitors can also spend the night.

"The Wonder From Down Under," a worm shaped museum celebrating the endangered Giant Gippsland earthworm.

A long-abandoned relic of World War II.

These cascading falls resonate throughout the Bulgarian forest.

It's said that at this location, a Scottish poet met the Queen of the Fairies.

A remarkable feat of Victorian engineering across the Firth of Forth.

An abandoned jewel of a ballroom on the top floor of Australia’s busiest rail station echoes with the sounds of a bygone era.

This kiln was erected to produce charcoal for gas producer units during World War II.

An homage to the medieval rulers of Bulgaria.

This memorial to the victims of the Romanian Revolution of 1989 is often compared to a potato on a skewer.

For patriotic Russians, this memorial honoring the Soviet soldiers who died liberating Berlin in 1945 is the most sacred location outside of Russia.

A cramped wooden attic that once housed one of the world's first movie studios.

A distinctive monument for this former world champion takes the form of a billiards table, complete with balls and cue.

An exhibit of endangered species confiscated from smugglers and passengers.

This abstract sculpture was initially so disliked that it got moved to the outskirts of town a few months after installation.

This former World War II artillery defense site was built to guard the industrial city of Glasgow.

The bullet-banged DIY suit of armour belonging to Australia’s most famous outlaw.

Australia's largest medical museum featuring a 19th-century pharmacy.

Now home to a drinking establishment, this building has a macabre history.

A 2,000-ton rock resting in a state of a delicate balance.

A rare remnant of an exposition that took place nearby at the end of the 19th-century.

A firefighting museum housed in a historic station whose Lookout Tower watches over Melbourne.

A remarkable lifelong collection of antiques and art preserved in a historic Melbourne townhouse.