In 1986, Keith Haring was arrested for painting this anti-drug mural on a Harlem handball court.

Harlem park dedicated to compulsive hoarders killed by their own junk.

An artist's cute bronze subway sculptures belie his violent artistic past.

19th century cemetery hidden in Brooklyn's Prospect Park.

This city park was once a lookout point for George Washington’s army during the Battle of Brooklyn in 1776.

This enormous banquet-themed artwork honors over 1,000 notable women throughout history.

A collection of massive stacked rocks in Texas includes a snarky note on the benefits of modern technology.

The petroleum industry brings you the joys of hydrocarbons and largest collection of antique oil rigs in the world.

This fast-food outlet is the only space and UFO-themed McDonalds in the world.

A museum dedicated to the alleged Roswell Incident.

This museum shaped like an inflating balloon celebrates the sport’s buoyant achievements.

A museum devoted entirely to the rattlesnakes and snake-related art.

The official atomic museum of the United States explores the explosive and productive history of a much maligned energy source.

Thousands of turbines whir at the origin of North American wind power.

Where a railroad loops under or over itself to rise or drop more than 70 feet in a short distance.

Take a cruise with no movement but plenty of style in this one-of-a-kind boat mall.

Once the private home of China’s most legendary tycoon, getting inside this stunning mansion no longer requires an elite pedigree or acts of daring.

This cha chaan teng’s pineapple buns are so sought-after that they sell 5,000 a day.

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

Taoism, Buddhist and Confucianism are all represented in this temple that claims to answer anyone's wishes.

These post boxes from a bygone era have been the source of controversy and debate.

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

This residential door allows San Francisco muggles a glimpse at the wizarding world.

San Francisco's oldest surviving monument and meeting place for 1906 survivors.