The hallucinogenic center of the ancient world.

The highest paved road in North America winds its way up Mount Blue Sky in Colorado to an altitude of 14,130 feet above sea level.

This rugged area of red rocks and arches is often considered one of the most beautiful places on Earth.

The largest island on the great salt lake is home to curious creatures and strange stories.

The highest peak in the United Kingdom has a history of physics, specters, and a pilgrimage of strange objects.

Dolphins, ancient clams and hundreds of waterfalls make this one of the world's top tourist destinations.

A surviving remnant of the thick ice mass that once mantled most of Western Canada's mountains.

The highest point in North Carolina and the United States east of the Mississippi River, Mount Mitchell is named after argumentative explorer Elisha Mitchell.

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.

Home to the deepest rift anywhere on Earth.

Five candy-colored villages on the Italian Riviera.

A chain of 16 wondrous lakes formed as a result of the gradual dissolution of soluble layers of bedrock.

This eye-popping Icelandic crater lake is surrounded by red volcanic rock.

The lowest point in North America is home to an undrinkable pool surrounded by fields of geometric salt flats.

Legends surround this jagged rock formation in the New Mexico desert.

This elegant arc of a waterfall marks a religious turning point.

This national park on the shore of Lake Michigan features remarkable dunes that lie at the heart of a Chippewa legend.

The unique waterfall in Iceland's south features a backdrop of geometric black lava columns.

On the Oregon coast there is a natural hole that seems to be draining the sea.

A monument to the three wars that led to German unification towers within a Berlin traffic circle.

A walk-in working camera obscura produces 360-degree live images of the San Francisco coast.

The "Seinfeld" diner.

Iceland's largest lagoon is home to stunning multi-colored icebergs.

Despite a legend that says this highest peak in Oregon was climbed in high heels scores of people have died on its slopes.