A spherical "micro-nation" in the heart of Vienna.

One of the most notable figures in the Wurstelprater’s history is often assumed to be a fictional character.

An exquisite Baroque church in Vienna's old town.

The solemn exterior conceals an opulent interior of this 17th century church.

This series of Baroque passageways in Vienna's cultural center mix old architecture with modern art.

Seven dragon statues—including one that breathes real fire—are scattered throughout the streets of Krakow.

Krakow's own version of the Hollywood Walk of Fame.

The famous sculptor had a hand in this imposing fortress.

Historic fortifications form the boundary of Vatican City, but it’s not entirely surrounded by walls.

One of the richest places in the United States has a cursed street.

Hidden away among the quiet streets of Beverly Hills, this small park is a haven for walkers and wildlife.

This beloved, whimsical weiner topped an eclectic variety of Los Angeles buildings, including a Thai restaurant and an advertising agency.

Giant origami crease patterns engraved in Santa Monica intersections may even be visible from space.

A shockingly detailed small scale recreation of the temples of Abu Simbel.

A non-native grove of 241 redwoods in Southern California.

These were the largest wind chimes in the world when artist Tom Van Sant created them for a California mall in 1967.

Try the frozen treat that inspired Arrested Development's famous banana stand.

This wooden statue commemorates a man who spent nearly 40 years waving hello to the people of Laguna Beach.

A hidden courtyard houses early 20th-century plaster masterpieces.

A 200-year-old building in the French Quarter that was to be Napoleon's home in the New World.

This ancient structure appears Roman, but was constructed during the 16th century and was utilized until 1911.

The neighborhood surrounding the memorial was the epicenter of the AIDS epidemic in Louisiana.

Taxidermied cartoon heads, unseen illustrations, and famous characters all reside in this small gallery space.

The restaurant keeps a hidden séance room on the second floor and reserves a table for the spirit of the former owner each night.