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

Wild lights and sound effects turn a walk through some caves into an eye-popping 1960s tourist attraction.

For two weeks every June, fireflies in the Smoky Mountains perform an astonishing light show.

A beautiful, creepy 19th-century castle stands incongruously in rural Vermont.

Small rustic cabin nested in the mountains of Killington, Vermont.

A bygone village occupation lives on via this quaint public chalkboard.

An artist sees trees as a medium for sculpture.

This cavernous abandoned marble mine is popular with ice skaters in the winter.

These commemorative stones honor a young woman born in captivity.