In this historic region, homes and churches are carved into ancient volcanic rock formations.

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

One of the last remaining World War II Victory Gardens in the U.S. is quietly growing across from Fenway Park.

Berthed at the Charlestown Navy Yard in Boston, "Old Ironsides" is the oldest commissioned warship still afloat.

The American Revolution was galvanized into serious action due to the tragic clash with British soldiers that occurred at this location.

The site of one of the strangest disasters in history—a wave of deadly molasses traveling at 35 mph.

These roaring primates were considered a divine creature in the cosmology of the Maya.

Monkeys inhabit the lush forest surrounding ancient Mayan ruins once considered sacred.

Deep in the Guatemalan jungle stands an ancient pyramid that once marked the reign of a king.

A collection of heirloom roses tucked in a spectacularly beautiful botanical garden on Lake Atitlan.

An impressive century-old, to-scale topographical map of Guatemala.

Central America's deepest lake is actually a volcanic caldera, surrounded by three volcanoes.

One of the world’s most colorful cemeteries, where each pigment is symbolic.

This bridge made famous in a novel and on-screen wasn't actually built over the river Kwai.

A shrine built to combat the bad karma of a commercial venture.

A condom-covered Thai restaurant that is more concerned with birth control than food.

Thailand's distressed elephants find peace at this Chiang Mai sanctuary.

The headquarters of the Mahanikai school of Buddhism, Thailand's largest monastic order.

A white Buddhist temple with a golden restroom.

A Lovecraftian altar of nightmarish bronze chairs sits ominously on a boardwalk in Puerto Vallarta.

This bleach-white graveyard overlooking the ocean is accessed through a tunnel.

On a small Puerto Rican island, banks of secret naval bunkers lie abandoned and filled with piles of office equipment.

This chapel on a cliff is renowned for its healing powers and was founded on the site of a supposed divine intervention.

This small primate research island is teeming with playing, fighting wild monkeys.