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

This old residential building was once the largest flour mill in the world.

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

Downtown Minneapolis mixed art and function by turning some of their sewer covers into works of art.

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

Inspired by a music box, a small town Vietnam vet carved an entire carousel full of animals by hand.

At the tallest peak in Colorado, an electrifying mix of thin air, lightning, and rivalry.

This midcentury chapel is a bold architectural statement and a symbol of Indiana's Lutheran heritage.

A flamboyantly decorated bridge signals diversity and fellowship at the entry to Indianapolis' Broad Ripple Village.

A chilling disappearance (and rescue) of a child uncovers a geological mystery.

Ornate limestone building now filled with geologic specimens, and more.

The rough and tumble president's childhood home displays the shirt he was once shot in and the speech that saved him.

The Old Courthouse takes visitors on a captivating trip through St. Louis' timeline.

A unique piece of graffiti offers a little slice of local history and mystery.

The site of a 19th century "dream city" that almost rivaled Chicago before being swallowed by the Indiana sand dunes.

This iconic L.A. bookshop is housed in an abandoned bank—both symbolic and chic.

Dyed by iron oxide over centuries, these sandstone rocks rise thousands of feet into the sky.

The installation’s official name, “You Who Are Getting Obliterated in the Dancing Swarm of Fireflies,” says it all.

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

Found art has transformed this Pittsburgh neighborhood into a psychedelic dream.

Travel through the wholesome amusements of yesteryear at this charming miniature village.

The highest bridge in America was built for an almost unnervingly small amount of money.

This super steep hike ascends 2,000 feet in less than a mile.

Strange red rock formations that have been attributed to a higher power for hundreds of years.