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

This bright yellow relic is the final survivor of a short burst of seashell-shaped petrol pumps.

A curious collection of oddities including a lock of Alexander Hamilton's hair and Harry Houdini's ouija board.

Gnarled canopies of pink and purple wildflowers arch over the trail to the summit.

An abandoned village that doubled as "The Hunger Games"' post-apocalyptic wasteland is up for grabs.

These eerie outliers of the lightning bug family glow a mysterious blue color.

A sculptor's dream castle turned fantastical ruin.

Perhaps the oldest vine in North America, this sprawling plant helps make a sweet wine.

This road in the Great Smoky Mountains was supposed to assuage a displaced community, but ended up a $52 million dead end.

This bridge is haunted by the ghost of a distraught mother.