The frozen treats at this Cape Town parlor are inspired by Africa's food cultures.

A semi-scholarly approach to sex.

Try not to get slimed in Tribeca.

The very first subway station in New York City is beautiful, decked out in chandeliers, and ... abandoned?

The Lowcountry color with the power to stop evil from entering a home.

This strategically-placed fountain creates the magnificent illusion of mustangs galloping across a river.

A crumbling hospital from the 1850s on Roosevelt Island.

This Yellowstone geyser may not shoot as high as the nearby Old Faithful, but it erupts for considerably longer.

An architect's childhood fantasy treehouse made real.

One of nature's most well-scheduled phenomenons resides in Wyoming's Yellowstone National Park.

The largest hot spring in the United States is, as the name suggests, a stunning show of natural color.

A beautiful geyser under environmental threat.

Las Vegas's very own 40-foot-tall fire-spewing praying mantis.

The bullet-riddled wall from the St. Valentine's Day Massacre, bloodstains enhanced for your viewing pleasure.

A replica that won't float away.

Home of the International Space Hall of Fame.

A museum dedicated to the alleged Roswell Incident.

The second-largest cave chamber in the world was discovered in 1898 by a 16-year-old and a friend known as "Pothead."

Explore the largest pure gypsum deposit in the world, and go dune sledding while you're at it.

An unusually designed bridge from the 1920s was built to withstand the tides and winds of Maine.

The first bridge observation tower in the U.S. offers one of the best views of Maine.

This statue of an obscure comic strip hero stands as a tribute to patriotic service and a cautionary tale about embracing fads.

The start of the group that straightened the teeth of a nation.

Air Force Academy Chapel made of 100 identical tetrahedrons works to inspire those of all religions.