This secluded ruin was once a home for exotic plants.

A beautiful collection of architectural ornaments rescued from demolished New York City buildings.

A prohibition-style speakeasy takes up residence in the last Victorian residence in Hollywood.

This 75-year-old Shakespearean sculpture is painted by a local artist for every season.

Mexican food and folk art.

Hidden beneath the streets of London is a secret subway that only carried mail.

A favorite Paris bar for U.S. expats, including Gershwin, Hemingway, and James Bond.

For years, the remains of this ancient Roman fortress were hidden under an orchard.

Beautiful Victorian buildings from L.A.'s forgotten architectural past.

The true meaning behind this sculpture remains unknown.

In an area known in Bratislava’s postal history, this sculpture sits equipped with a functional postbox.

Site of the 1889 murder-suicide of crown prince Rudolf and his lover Mary Vetsera.

Vienna's giant wonder wheel had a starring role in one of the greatest noir movies of all time.

The former private quarters and office of Dr. Sigmund Freud now hosts a museum housing the works of the founding father of psychoanalysis.

This Austrian museum celebrates the work of famous forgers and their inimitable imitations.

A plaque and memorabilia collection mark where A&W got its start.

Hidden beneath a lake for decades, this brutalist mine has now emerged from beneath the receding waters.

One of the world's tallest waterfalls wasn't revealed to the world at large until 2006.

The Uros people live on floating reed islands in lake Titicaca.

Plundered and left asunder by grave robbers, this ancient necropolis has been painstakingly pieced back together.

The remains of the first punk club in L.A.

Chicago's largest cemetery is full of beautiful Victorian monuments and more than a few ghost stories.

Here, at the "world's longest art gallery," you'll find forty miles of ancient petroglyphs and pictographs.

At this California chicken ranch, four bucks will get you 18 eggs and a chorus of dancing animatronic poultry.