Colorful, cheeky signs spill out of legendary New Orleans folk artist Dr. Bob's Bywater studio warning you to "Be Nice—Or Leave."

This cathedral dedicated to Louis IX, sainted King of France, holds many secrets.

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

To find the "unicorns of the deep" you've got to go downstairs.

An enormous park-like oasis, full of famous Chicagoans' graves.

This storied music venue was once a tavern that housed an Italian Anarchist book club and prohibition parties; today it's a community space for artists and musicians.

The grave of the iconic Kentucky Fried Chicken mascot features a bust of the man behind the goatee.

One of the greatest boxers and humanitarians to ever live chose his hometown as his final resting place.

The largest cemetery in Louisville is the final resting place of Col. Sanders and Muhammad Ali.

A life-sized memorial to Harry L. Collins, the official corporate magician of Frito-Lay.

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

A group of artists transformed this desolate city alleyway into an outdoor gallery of street art.

A strange and haunting monument of unknown origin in the historic Graceland Cemetery.

A haunting statue called "Eternal Silence" has quite the reputation among visitors with active imaginations.

Sip whey-based vodka at the first Native-owned distillery opened on a reservation in centuries.

Since 1973, this block has been home to the most concentrated collection of murals in San Francisco.

A hand-built folk art installation covered with messages of God's love.

The oldest continuously occupied public building in the United States.

A little slice of Florida face-in-a-hole kitsch, unexpectedly located in a small New Mexico town.

A natural formation that resembles a camel resting in the New Mexico desert.

This high desert botanical garden is a unique display of Northern New Mexico's geology.

Wedding chapel's mysterious spiral staircase said to be miraculously constructed.

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

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