The Art Deco Silver Screen.

This iconic water tower and failed bandstand is open for panoramic views once a year.

The only arched bridge made of stone on the entire Mississippi River.

Secret hideaway for an alternative beach experience.

When flour explodes, it's not a pretty sight.

A museum dedicated to the exploring past, present, and future innovations.

A toweringly silly piece of modern art has been delighting locals since the 1980s.

Eight rare Corvettes are swallowed up by a sinkhole in Kentucky's National Corvette Museum.

This replica of the Greek structure is in the heart of Nashville.

On a small Puerto Rican island, banks of secret naval bunkers lie abandoned and filled with piles of office equipment.

The world's brightest bioluminescent bay.

One of the largest trees of its kind in California.

An extraordinarily ornate museum in San Diego holds wondrous anthropological treasures.

Belly up to the bar in Cowtown, don't forget to buy some boots.

A modernist landscape of water and sci-fi concrete.

The Grand Canyon of Texas.

The granddaddy of all tourist traps, built on ice water, jackalopes, and a giant dinosaur.

An experimental, automotive replica of Stonehenge.

Legend has it the commander of the defenders drew a fateful line in the dirt with his sword just before the final battle.

Two small markers remember the Alamo's feline protectors.

An ivy-covered arch bridge dedicated to Tejano music singer and legend Rosita Fernandez.

These boots are made for selfies.

Three hundred years of preserved Spanish colonial history in San Antonio.

Free public park and gardens filled with peacocks and peahens.