Live long and prosper in Tennessee.

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

Enormous lake at the bottom of a unique cave system.

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

Less a museum than a bizarre fantasy world created by artists and engineers.

According to local legend, a tree grew from the stake that killed this alleged vampire. In reality, he probably died from influenza.

A multiversal transit station located right below a highway interchange.

This museum offers an actual time machine back through Colorado's past.

The famous Beatle secretly visited this Illinois town several times to visit his sister.