A field of nothing but boulders which resembles a giant's gravel driveway.

Beautiful Gothic-inspired lighthouse stands out among the run-of-the-mill striped fare on Bodies Island.

A layered tribute to the work of mosaicist Isaiah Zagar.

This palatial botanical garden is home to one of the largest pipe organs ever installed in a private residence, and a piece of Wood's cycad.

A failed piece of Orientalism has become the proud symbol of a community.

Nine of the very few concrete ships ever made in the U.S. are beautifully decaying off a Virginia pier.

The "first cat," "first dog," and even a presidential pygmy hippo all get their due in this museum.

This free, take-a-book shop seems like a trick but isn't.

The United States Capitol's former columns still stand.

The highest point in Tennessee, Clingmans Dome bears witness to the ravages of one type of insect.

For two weeks every June, fireflies in the Smoky Mountains perform an astonishing light show.

Despite its lavish ornamentation, and wholesome lifestyle of its devotees, this mountain commune has faced its share of issues.

A museum dedicated to exhibiting remarkable outsider art.

Frank Lloyd Wright's most iconic home dangles over a Pennsylvania waterfall.

This rural community has attracted both scientists and techno-refugees due to its federally-mandated lack of technology.

Near-constant high winds deform the trees on Spruce Knob, the highest point in West Virginia.

Heron, whitewater rapids, and urban industrialism all add to the beauty of this concrete nature walk.

Outsider art meets paleontology at this roadside reptile repository.

A bunker "with enough U.S. currency to replenish the cash supply east of the Mississippi" in the event of nuclear war now protects nitrate film.

Take an otherworldly journey in a school dedicated to out-of-body experiences.

A railroad tunnel that, upon its completion, was considered one of the engineering marvels of the modern world.

The ruins of this Thomas-Jefferson-designed mansion have been left to crumble since the Christmas Day they burnt down.