The granite head appears to be deep in thought and half buried in the ground.

This house of worship in the Arctic Circle is shaped like an igloo.

This greenhouse was once a hockey arena.

Home to a full cast of the largest woolly mammoth ever recovered in North America. 

Guatemalan womanizer, venerated during Holy Week.

The largest prehistoric ruins south of the Sahara, once a powerful center of international trade.

This popular tourist cave was ignored for almost 200 years before being mined into an attraction.

A century-old bathhouse that provides the luxury of warm water to rural Guatemalans.

Experiencing Guatemala's sensory-exploding church is a blunt reminder of European influence.

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.

Volcanically heated hot springs.

Hidden deep in the Guatemalan jungle is a turquoise paradise of natural pools, caves, and waterfalls.

A theatre built to house the rowdy Oxford graduation ceremonies became the stage for a debate about God's existence.

Home of the infamous Rug Man of Doha.

On any given day this sprawling market houses literally tons of government-regulated gold, gems, and precious metals.

This artificial archipelago was supposed to resemble a map of the world.

This historic address is home to the beloved ball and is an almost totally empty building among the most expensive real estate in the world.

A pedestrian island in the middle of world-famous Times Square emits a strange (and purposeful) humming noise.

A tiny wilderness cemetery commemorates the deadliest episode of the Klondike Gold Rush.

A classic gold rush hotel can be expected to pick up some ghosts along the way, and the Golden North is no exception.

This shrine to the patron saint of Alaska sits on a small tidal island and was built from the land’s own beach stones.

A historic freight system that found the true gold rush is in tourism.

A rare chance to get up close and personal with a 13-mile ribbon of ice near downtown Juneau.