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

A field of nothing but boulders which resembles a giant's gravel driveway.

The private clubhouse for the members of the Academy of Magical Arts.

Yale University's home for rare works, including the mysterious Voynich Manuscript.

This abandoned seaside fortress is now simply an imposing ruin being taken back by nature.

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

Strange red rock formations that have been attributed to a higher power for hundreds of years.

A historic presidential getaway on the continental United States' southernmost island.

A monument celebrating the idea of reaching inaccessible places.

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

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

A hotel and restaurant serving as the mecca of kitsch.

A world-class observatory in the California desert.

The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

Home to items never before seen by the public.

A former major munitions plant that has been converted into a sprawling art space.

A dramatic, 360-degree recreation of Pickett's Charge in the Civil War.

This mosaic dedicated to John Lennon was tended for years by a Beatles super-fan.

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.

A sign at the end of the Santa Monica Pier marks the traditional end of the legendary American highway.

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

Ice cream stand, snack bar, and time capsule of milk conveyance.

The capital of the Cayman Islands is a center of offshore banking, but gets battered by blistering hurricanes.