Long before Europeans arrived, Native Americans built an artificial island out of shells that has withstood a millennia of hurricanes.

A monument to the center of the North American continent may be off by a few miles.

These red and black houses were awarded to the firefighters who saved their city from an enormous blaze.

A park where people have been going to feed friendly pigeons since the 18th century

Legend tells how a Spanish soldier disappeared from this isolated sentry box without a trace.

Instead of faces, these sculptures have barcodes—statements on societal dehumanization.

"I did this all while you were watching TV."

A multi-storied adobe complex has been inhabited for more than a thousand years.

These aggressively sustainable art homes look like something out of 1970's science fiction.

The first declared National Monument in the United States.

This small, but beautiful waterfall has attracted visits from artists, composers, and two United States presidents.

This kaleidoscopic mural shows Bob Dylan throughout his transition from young troubadour to Nobel laureate.

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

Funhouse of found art and participatory sculpture.

20,000 pieces in a Frank Gehry-designed building.

Millions of dollars worth of sculpture decorate this Iowa city center.

This zombie-themed restaurant stands out in the heart of corn country.

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

The world's largest mountain carving could fit all of Mount Rushmore inside it many times over.

These large-scale reproductions of Mario Sanchez’s colorful pictures and murals feel like a walk around a small movie set, and also lead you down an imaginary “street” of past decades.

"We Seceded Where Others Failed."

This wildlife refuge is home to more than 200 species of birds, as well as monkeys, lizards, and other wildlife.

These mysterious ancient stone spheres were created by a civilization lost to time and are now mostly lawn ornaments.

Mystic Incan rock piles three miles above sea level.