This fallen red oak tree has been transformed into a piece of trailside art.

This roadside attraction has been serving out its fair share of hearty folklore and chaos since 1858.

A historic covered bridge, only one of two remaining in North Carolina.

You can find America's highest suspension footbridge at Grandfather Mountain in North Carolina.

Visit the natural wonder inspired by an indigenous legend and the quaint town that bears its name.

This improbable contraption was passed down through five generations of industrious Tennesseans.

The physical legacy of one man’s lifetime mission, following a near-fatal mine accident, to publicly proselytize for Christianity.

Enormous lake at the bottom of a unique cave system.

An eerie site of reverence for those who have completed an epic journey.

This winding road of 318 curves is a must-visit for (careful) motorcycle and sports car enthusiasts.

A group of monuments to the Cherokee origins of Tennessee.

One man has spent decades faithfully constructing this unique brick and cinderblock castle.

The first KFC is on the National Register of Historic Places.

A theme park featuring a replica of Noah's Ark built to the measurements specified in the Bible.

A 70,000-square-foot institution dedicated to a very literal, creationist perspective on the Book of Genesis.

This narrow canyon has been carved by the river over thousands of years into spectacular and curious forms.

The world's largest set of the ten commandments lay nestled in the heart of the Great Smoky Mountains.

A much-maligned monument to teetotalism.

A historic neighborhood church is reborn as a psychedelic arts collective.

A street in front of NASA's D.C. headquarters has been named in honor of the Black women who were essential to early spaceflight.

The land is home to swimming ponies and a legendary 18th-century treasure.

A priceless collection of the Nation's cryptologic history.

A three-story tower of books about Abraham Lincoln is one of the more unusual monuments to the president.

Legend has it that President Grant’s frequent drinking in the lobby gave rise to the term “lobbyist.”