An exotic wildlife habitat right off The Strip.

This Old West hotel, the longest in continuous operation in the state of Arizona, is claimed to be haunted.

This open-pit mine is now an abandoned symbol of Bisbee's copper-mining heritage.

A living snapshot of a different time in America is preserved and maintained by a community of volunteers.

This statue once earned the distinction as one of the "Three Major Disappointments of the World."

Singapore's oldest Hindu temple.

The oldest museum in Borneo is a cornucopia of rare taxidermy and human skulls.

Two thousand feline artifacts fill Malaysia's "Cat City."

The once highest point in China blends symbolic design with a kick of adrenaline.

Teeming with illegal goods and services, this towering maze of vice is also a popular tourist accommodation.

Remnants of the most densely packed city in world history, that thrived on anarchy for 30 years.

Climb to the top of the world's largest seated bronze Buddha.

This naval gun is fired every day at noon, an odd timekeeping tradition the origin of which is local legend.

A serene space tucked amid the skyscrapers of Hong Kong's bustling financial district.

The world's longest outdoor covered escalator system transports commuters through Hong Kong's hilly terrain.

The world's only teal arches exist in a city that cares more about its aesthetic than an Instagram influencer.

An urban laboratory.

A scrap-metal sculpture recalls an infamous 19th-century camel.

This abandoned bootleg attraction was built to cash in on the popularity of classic TV show, F Troop.

This memorial pyramid marker honors one of the United States Government's first official camel riders.

This immigrant bridge once spanned the Thames but is now a fixture of an Arizona city.

This Arizona observatory is famous for investigations into Martian life, and as the place humans first spotted Pluto.

This striking public art installation is suspended above a public park, designed to gently move in the breeze.

Miniature art that tells an enormous story.