A former waterfront market is now in the center of town due to some interesting Boston engineering.

The hike through a narrow river flanked by the 2,000-foot-tall walls of Zion Canyon is one of the best in the world.

A Swedenborgian glass church surrounded by redwoods sits perched atop a massive landslide area.

The most loyal of little dogs, or a Victorian era publicity stunt?

The highest peak in all of England is plagued by dangerously fickle climate shifts.

Mysteriously stacked storefront paths give this medieval British town an iconic style like none other.

Hundreds of prehistoric stones, arranged in perfect lines in a French field.

Renaissance hospital featuring a rotating door into which unwanted babies were dropped.

This community on a small Venetian island has taken to painting their houses in bright neon hues.

Machismo turned on its head: the lady's hand goes to the dude with the bigger brain.

Budapest's Communist-era statues, banished to the suburbs.

These crumbling towers are some of the last remnants of a centuries-old Vietnamese culture.

A battle between nature and architecture in the Cambodian jungle.

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

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

This penis-focused monastery is dedicated to Buddhism's "Divine Madman."

An imperial fortress city that incorporated cultural elements from the entire Mughal empire, only to be abandoned the year it was finished.

Once an indicator of social class, the color blue has come to define this city on the edge of the Thar Desert.

Temples adorned with intricate, erotic sculptures make up one of the "seven wonders" of India.

An extraordinary "City of Caves" carved from solid stone.

Sacred Indian temple that’s all monkey business.

The world's second-largest sundial, made entirely out of stone.

This complex of vertically-excavated Buddhist, Jain, and Hindu monolithic temples in India's Maharashtra providence illustrates a spirit of tolerance characteristic of ancient India.

The 953 windows undoubtedly make this the world's most beautiful screened porch.