A grove of "candelabra redwoods" deep in California's Lost Coast.

Julia Morgan's Moorish-Gothic labyrinth of fountains, trees, natural light and Oakland's notable dead.

Canyon walls shrouded in ferns.

Once one of the world's great cities, Cahokia was a place of religious worship, trade and mass human sacrifice before being mysteriously abandoned.

This mechanical wonder towers above a river in Michigan's capital city.

The park is home to the United States's only still-operating Dutch windmill.

A popular place to pick up prehistoric coral fossils from the time when Michigan was an ocean.

The dishes at this restaurant by The Sioux Chef celebrate indigenous heritage.

A futuristic climate change study is nestled deep within this public land.

An eatery within the Minneapolis American Indian Center writes colonial ingredients out of the story of Native American cuisine.

An architecturally-focused antique shop.

These curious caverns have been home to mushrooms, gangsters, and disco.

This dilapidated ship carcass covered in trees is a striking sight.

This edible park is open to any and all foragers.

This great stone guardian of the forest is a relic from the land's volatile volcanic past.

While it is not equipped to peer into outer space this observatory looks like it was built on the moon.

This massive mushroom has spent centuries eating its way across a huge swath of Oregon.

This Oregon farm is dedicated to teaching people the professional art of tree climbing.

Oregon's unexpected high desert, displaying layers of time in a colorful show.

Hollowed out cedar log tubs set in an ancient towering forest.

Remember that scene in the Matrix, when Neo is in the big white room with all the weapons flying by? Well, this is what it would look like if he had wanted trees instead of guns.

This lake in the Cascades lives up to its name, disappearing down a hole every spring.

The trunks of 3,000 year-old trees lurk beneath the surface of this crystal clear lake in Oregon.

Treehouse motel and treehouse-building school.