No telescopes, no power, no gift shop: The Observatory of Chichen Itza, one of the world's oldest observatories, takes astronomy back to basics.

Every equinox this Maya pyramid puts on a spooky ancient light show.

Superstitious? Discover the witchy side of Mexico through its largest esoteric market.

Frida Kahlo's childhood home, now a museum of her life and works.

One of the largest Buddhist communities in the West sits on the site of an old hospital.

An optical illusion found amid a logged redwood forest.

A trash dump made beautiful by nature's power.

One of the most scenic stretches of road in America winds between some of the country's oldest trees.

A collection of colorful dinosaurs hidden in an actual rainforest.

The site of the Wellington avalanche, one of the America's worst railroad disasters.

Greenery cloaks this serene sculpture inspired by the famous Lost Gardens of Heligan.

No one knows how this Pacific Northwest spruce tree came to have so many trunks.

A massive sea stack famous for its appearance in The Goonies.

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

The first North American landing spot for James Cook on his third voyage of discovery in the Pacific.

This historic steamboat is scuttled just a few hundred feet from where it was built over a hundred years ago.

Mountain known by the Tillamook Tribe as "the place of the supreme deity."

A Roman-style column in Oregon hides a spiral staircase inside.

100-year-old shipwreck you can walk up to at low tide.

The World's First 24 Hour Coin-Operated Art Gallery!! Plastic, Styrofoam, and Elvis--If you can't get rid of it, you might as well worship it!!

This stoic, if derpy, giant stands as a monument to Oregon's statehood and the novelty culture of yesteryear.

This extravagant Art Nouveau rest stop features a million-dollar view of the Columbia River.

An American city stranded at the tip of a Canadian peninsula where strict adherence to the "49th parallel rule" became problematic.

An abandoned network of military bunkers and tunnels open for anyone willing to descend into the darkness.