This Vietnamese bar doubles as a multistory labyrinth.

This Argentinian hedge maze is an intricate tribute to a famous surrealist author.

Australia's largest traditional hedge maze features a Great Gnome Hunt.

This semi-secret storybook hedge maze is also the oldest garden in the city.

A rare labyrinth-style path carved into a historic hill.

This homeless brass fox tugs at your heartstrings from the foot of a Stockholm bridge.

The massive cave church of Cairo's Zabbaleen community is one of the largest Christian churches in the Middle East.

This irregularly shaped sea fortress has defended not one but three different sovereign states.

A subterranean house of worship carved right out of the bedrock.

In the waters outside Helsinki, a tiny island once used as a military outpost now welcomes visitors.

A strangely curved lamppost stands tall over this avenue in Rotterdam.

Built by crowdsourcing, this wooden foot bridge saved a part of Rotterdam that was languishing in wait of city funding.

An enormous Polaroid picture adds an artistic flair to Rotterdam.

An early 19th-century English style garden hidden in the Rotterdam cityscape.

Portraits of musicians line Oude Binnenweg, the jazziest street in the city.

A statue of the second-tallest Dutchman in history.

The discovery of an old wall led to the creation of this fascinating museum about the city in the Middle Ages.

Now a hotel, this former bank was the site of a robbery that spawned a psychological phenomenon.

Stockholm's decidedly unique public transit system has doubled as the world's longest art gallery for decades.