An exquisite tunnel of cascading flowers.

Bring your own cardboard to the slippery slopes of concrete hidden in a neighborhood park.

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

Non-profit time travel mart sells goods you would need for a trip through the fourth dimension.

An artsy hidden staircase leads to breathtaking views of San Francisco.

A psychedelic labyrinth on the San Francisco bay.

During prohibition, corrupt city officials ran drinking dens under the streets of Downtown Los Angeles.

A huge musical instrument played by the ocean.

A famous flea market artist's studio that's full of odds and ends.

The fictional star of "Breaking Bad" is memorialized with a real-life gravestone in his hometown.

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

The final resting place of the most famous outlaw in the Old West.

This replica of the Indian spiritual master Meher Baba's tomb stands unfinished in the New Mexico desert.

A waterfall and cave near Arroyo Seco that inspired the writings of D. H. Lawrence, Willa Cather, and Mabel Dodge Luhan.

This abandoned church dominates the landscape of a former mining boomtown.

This sundial indicates the time based on where you stand within it.

This sculpture is intended to reset a person’s creativity.

A frozen oasis lies beneath the scorching New Mexico desert.

This sculpture perfectly models the molecular structure of a drug that was never produced.

A home base for Judy Chicago, one of America's leading radical feminist artists.

The ruins of this former mining boomtown once housed over 3,000 people. Now, the population is two.

Once a dining hall for boarding school students, this lodge was a popular haunt for nuclear physicists working on the Manhattan Project.

A little slice of Florida face-in-a-hole kitsch, unexpectedly located in a small New Mexico town.

Recycling meets art in this colorful barricade.