Locals dubbed it the "Owl Building" because of its bird-like appearance.

The highest point in Texas is capped by a big silver pyramid.

The oldest cemetery in New Orleans, resting peacefully for over 200 years now.

"We Seceded Where Others Failed."

An idyllic swimming pool tells the tale of Hemingway's trouble with women.

The highway's southernmost spot is a beloved local attraction.

The birthplace of American international flight service has been turned into a celebrity's microbrewery.

One-time winter retreats of prolific inventor Thomas Edison and his friend Henry Ford.

A building so large that it has its own weather.

This abandoned NASA launch site is now a memorial to a trio of astronauts who were killed there.

The walls of America's oldest masonry fort famously "swallowed" cannonballs.

An 18th-century Spanish watchtower made entirely of seashell and concrete.

A monument celebrating the idea of reaching inaccessible places.

The former home of the Nobel Prize-winning American writer is now home to dozens of six-toed cats.

Once the site of the Hawaiian monarchy, this building was originally designed as a palace.

Take shelter from Hawai'i's tropical heat under the massive canopy of largest Banyan tree on the island.

The largest wildlife crossing in Utah allows local fauna to safely traverse the six-lane Interstate 80 at Parleys Canyon.

A striking, menacing sandstone peak towering above a landscape that's equal parts Mordor and the Moon.

A boulder so big and tough, they had to turn it into a landmark.

The hallowed ground of one of the worst atrocities in United States history.

Once owned by the largest employer in Colorado, these ovens have been abandoned for over a century.

One of the oldest continuously operating amusement parks in the U.S. is an open-air museum of Art Deco and neon lights.

The arch that celebrated the completion of the Lincoln and Victory highways.

The world's largest dead polar bear, immortalized by taxidermy and Hunter S. Thompson.