An off-the-beaten-path place to literally hang beneath Milwaukee's Holton Street Bridge.

On the Oregon coast there is a natural hole that seems to be draining the sea.

A botanically themed auditorium blooms within the world’s last operating double-decker theater.

Trick water gardens from 1619 featuring a 200 piece mechanical theater powered by water.

This charming cobbled backstreet is the most Instagramable street in Paris, much to the residents' annoyance.

This 1,300 year old monastery built atop a single rock was once only accessible depending on the whims of the tide.

Bronze sculpture celebrating the relationship between Churchill and Roosevelt.

Walk upon the mementos of the dead in this Parisian courtyard paved with medieval tombstones.

A museum on the history of Paris, including a set of Napoleon's toiletries, Proust's room, and relics of the Revolution.

Notorious artist squat renovated into legal studios.

This former “ante-chamber to the guillotine” has been refurbished to illustrate the brutal history of French justice.

A museum of carnival attractions where you are invited to ride the rides.

A true treehouse near Hawai'i Volcanoes National Park.

The world's longest outdoor escalator takes visitors to the top of China's largest dam and is also shaped like a dragon.

Tens of thousands of tiny birds swarm into one school chimney every fall.