The oldest house in Manhattan is now a museum that remembers the home's sordid history of scandals, vice-presidents, and ghosts.

The drama of nature in full effect in this Nevada State Park.

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

The eerie remnants of an ancient forest were hidden under the sand for centuries.

A sculptor's dream castle turned fantastical ruin.

Sail through this subterranean show cave that is home to a legend that would go on to name nearly everything around it.

A whimsical village of unique treehouses resides in a Washington forest.

Relics of the 1894 Midwinter Exposition continue to delight visitors today.

A tiny theater hidden in an alley plays a constant stream of short silent films for anyone willing to peer through the peephole.

Under the right circumstances, this waterfall in Yosemite briefly turns a luminescent fiery orange.

A layered tribute to the work of mosaicist Isaiah Zagar.

Rippling sand dunes frozen in the Arizona rock.