A pair of giant legs paying homage to a poem, a king, and it would seem, socks.

A sculpture made of 10 Cadillacs as a monument to the “Golden Age” of the American automobile.

This constitutionally sound Muffler Man harkens back to the days these attractions were a must-see.

A time-capsule monument reminding future generations of the importance of efficient and effective use of natural resources.

A peculiar forest that was handcrafted for government experiments.

American bison herd descending directly from a Bronx Zoo breeding program that saved the species from extinction.

This little slice of old Jerusalem in Oklahoma is the evolution of a century-old passion play.

A quirky collection of old chairs fills a random vacant lot in suburban Texas.

A registered historic landmark shrouded in unsettling local legends.

The record holder for the world’s largest peach.

A white oak with property rights.

Inside this small brick bungalow is a collection of toys intended for the afterlife.

This Louisiana folk art gallery is a gnarled collection of driftwood homonculi.

Religion and personal struggle gave birth to this collection of concrete angels.

Follow the path behind this treat-slinging camper van to a sculpture garden in the forest.

One man built this shrine in the 1970s to pay tribute to a miracle he had witnessed.

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

The only international border marker within the United States.

This head-spinningly bizarre Depression-era art cave is wall-to-wall quartz and Jesus.

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.

The ill-fated plan to reroute the Mississippi so that Union ships could bypass Confederate fortifications on the river bend.

A Muppet museum in small-town Mississippi honors the roots of Jim Henson's most beloved creation.

Built by prisoners of war, the largest small-scale model ever built includes eight miles of tiny streams that now sit abandoned.