The first declared National Monument in the United States.

Frank Lloyd Wright's most iconic home dangles over a Pennsylvania waterfall.

A turn-of-the-century architectural marvel built on healing mineral springs and salt licks.

The farthest you can be in the contiguous U.S. from a McDonald's location.

The world's largest mountain carving could fit all of Mount Rushmore inside it many times over.

17,400 lbs., 12 feet in diameter, and 29 years in the making.

An architecturally-focused antique shop.

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

A heavenly experience, right here on Terra Firma.

A roaring, awe-inspiring double cascade of icy water flows through woodland Oregon like something out of a Tolkien novel.

A surreal landscape where fanged rocks rise from the ground and the ocean feels like a great mystery.

An obscure waterfall that looks like something out of a fantasy novel.

A whimsical village of unique treehouses resides in a Washington forest.

Make your reservation to have coffee with some kitties.

An extraordinary mixture of natural beauty and man-made phenomena.

Stroll through a wonderland of stupendous moss-covered trees.

Vikings and Evangelicals have both had a hand in this replica medieval church.

This pebble beach is so beautiful that taking its rocks is against the law.

A giant donut stands as a popular symbol of Los Angeles iconography.

This massive redwood tree has a hole in the base big enough to drive through.

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

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

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

There is no trying to fall in love with this Star Wars fountain, you just do or do not.