The first full-scale tunnel built in America is short but scenic.

Live long and prosper in Tennessee.

Labor provided by Great Depression-era programs restored these 25,000 acres in Tennessee.

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

The mysterious wonder of an underground waterfall is illuminated by multicolored lights.

This vast kitty-themed collection illustrates the history of human-cat interaction.

The highest point in North Carolina and the United States east of the Mississippi River, Mount Mitchell is named after argumentative explorer Elisha Mitchell.

A colorful square marks the heart of the city's LGBTQ community.

Where school buses go to die and be reborn as whimsical works of art.

Civil War soldiers, captains of industry, and paupers all interred on historic grounds.

Scattered around Atlanta are little doors with big charm.

This intricate Hindu temple is the largest of its kind outside of India itself and was constructed like a giant puzzle.

An underground magnet for ever-changing street art.

The beauty of urban decay, hiding some dark secrets.