Come for the boats, stay to explore the intriguing assortment of art.

Alabama has a fiberglass Stonehenge. With apologies to Spinal Tap, this one is full-size.

Home to an endangered salamander, a full moon celebration, and a large spring-fed outdoor swimming pool.

A 90-year-old underground water reservoir offers a more industrial kind of tranquility.

A memorial dedicated to the Tejano superstar Selena Quintanilla-Pérez.

A ceramic-tiled room at the Seelbach Hotel said to have secret tunnels used by Al Capone and a crowd that helped inspire F. Scott Fitzgerald's 'The Great Gatsby.'

The Midwestern United States' tribute to Michelangelo is a foam statue sprayed with gaudy gold paint.

This iconic L.A. bookshop is housed in an abandoned bank—both symbolic and chic.

High on a hill overlooking Los Angeles lives a world famous, high-power conical Tesla Coil.

Bug-devouring flora are the stars of a special wing of the glass conservatory.

One of Los Angeles's first murals once vibrantly depicted the dangers of United States imperialism.

Clap your hands at the base of the pyramid, and the song of a sacred Mayan bird will echo through the air.

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

Since it formed millions of years ago, this cave system has been a sacred burial ground, a Prohibition-era speakeasy, and the center of an amusement park.

The second-tallest water tower shaped like a peach in the American South.

A castle-inspired apartment building that has stood in Birmingham since 1927.

This fountain was commissioned by a mother grieving over her son's passing.

A strange history museum, with items accumulated by a pair of globe trotting spies.

Once a bustling cotton factory, this early 20th-century building is now home to a thriving artspace.

Bananas are often left for the first monkey America ever recovered alive after being launched into space.

Craggy concrete faces are hidden in the walls of this artificial cave along the San Antonio River.

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

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

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