Beneath the southern end of the Golden Gate Bridge is the “Gibraltar of the West Coast,” a fort built to protect the San Francisco Bay from naval attack.

Formerly the world's largest, this Willy Wonka-esque contraption runs 24/7.

This incredible collection of vintage pinball machines can be played at 25 cents a pop.

These markers are used to determine the ground stability of the Strip.

One of the world's tallest Ferris wheels takes visitors high above Las Vegas in a spinning party room.

An exotic wildlife habitat right off The Strip.

In this Florida couple's cottage, nearly every surface—inside and out—is covered in mosaic artwork.

The largest and, arguably, most scenic fortress in Bhutan.

An 18th-century Nepali-style chorten built to subdue demons and evil spirits.

This 17th-century Bhutanese monastery is ensconced in Buddhist legend.

The small cliffside monastery known as the Tiger's Nest is said to be the meditation site of an 8th-century Buddhist master.

This colorful overpass is one of Bhutan's longest suspension bridges.

A stupa built to protect Bhutan from evil forces and help bring peace to the world.

This Himalayan airport provides one of the most difficult landings in the world.

Legend has it a sacred treasure hidden by an ancient guru was revealed with a burning butter lamp from these waters.

According to legend, this temple was built to pin down the body of a demoness who lay across the Himalayas.

This giant Buddha statue has 125,000 smaller Buddhas hidden inside it.

Dine on dumplings at the oldest dim sum restaurant in New York.

The oldest family-run restaurant in the United States is a living museum of New Orleans dining history.

Parts of the civil rights movement unfolded in this historic eatery, helmed by the "Queen of Creole Cuisine."

The first patented shaved-ice machine heralded a snowy wonderland of iced treats at a favorite New Orleans summer shack.

This now-deactivated naval base defended the Florida coast for centuries.

An impressive Sasquatch statue marks the spot of a fated Bigfoot encounter that changed a community.

A free, canine-friendly alternative watering hole near the more famous Barton Springs.