Coastal dunes, site of buried Egyptian movie set and former utopian colony.

Hundreds of trees made from glass bottles make up this forest on Route 66.

If drivers cross the rumble strip on this stretch of Route 66 at just the right speed it plays "America the Beautiful."

Quite simply the largest tree in the world (by volume).

Under the right circumstances, this waterfall in Yosemite briefly turns a luminescent fiery orange.

Behind this beachfront shop lies a spectacular, colorful sea cave with an equally colorful past.

Thousands of migrating monarchs overwinter clustered amongst the eucalyptus trees.

The ghostly remains of an accidental sea.

Version of the French Riviera destroyed by the sea.

A hand-built folk art installation covered with messages of God's love.

These falls, sometimes called the "Niagara of the West," still put on a good show at the right time of year.

One of the "twins" in these falls on the Snake River was sacrificed for hydropower generation in the 1930s.

The highest point in Washington state is a volcano covered in glaciers.

This former coal gasification plant found a curious second life as a popular public park.

A giant Troll lurks under one of Seattle's oldest bridges.

A museum dedicated to the history and exploration of both popular music and science fiction.

This sculpture forces visitors to confront their relationship with space.

This working class sculpture pounds his hammer all the livelong day.

A wall of chewing gum moonlights as collective art.

An old-timey peepshow allows visitors to gawk at some of the world's most freakishly large footwear.

One of the city's few vendors selling the Sierra Norte's ancestral beverage lies within a hidden farmers market.

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

The second-largest cave chamber in the world was discovered in 1898 by a 16-year-old and a friend known as "Pothead."

This quirky hot springs town known to locals as "T or C" was named after a radio show.