The first "Hall of Fame" in America was designed by legendary Gilded Age architect Stanford White for what was then the NYU uptown campus.

The famous author's cottage hideaway.

Manhattan and the Bronx have been playing tug-of-war over this former island neighborhood for more than a century.

The home of one of America's most wealthy industrialists is now a historic site that remembers a more decadent time in the country's history.

Self-sufficient greenhouse floating on the Hudson River.

Along the Palisades skyline are the ruins of a large mansion built in 1911 and demolished in the 1930s.

A whimsical monument deep in this park commemorates the groups that helped build it.

One of the earliest bowling lanes in the U.S. doubled as a sewing school during a time when women had little job opportunity.

This once-grand marvel of engineering is now 41 miles of scenic hiking trail.

This dilapidated castle-like structure overlooks the Hudson River at one of its widest points and was once home to nuns.

Haunted Victorian house that inspired a legendary "Ghostbusters" court ruling.

These World War I shooting range tunnels are now haunted halls of underground graffiti accessed through the roots of a tree.

This derelict building used to house infirm Freemasons, their widows, and orphans.

The house that Southern rock built now stands as a monument to one of the genre's favorite families.

The largest guitar store in the world has been visited by some of music's all-time greats passing through upstate New York.

A Seussian sculpture made of brass instruments.

The Fox Sisters, America's leading mediums in the mid-19th century, possessed a table they claimed helped them "communicate" with the dead.

The gravestone of the suffragist leader attracted extra visitors during the 2016 election.

An old dining hall now serves up ghost stories for lusty locals.

The remains of a failed subway in upstate New York is now an underground graffiti bunker.

A hard-to-reach oasis in a desolate corner of Death Valley National Park.

The first life claimed by this record-breaking peak wasn't lost to exposure or a fall but rather lightning.

One woman's Viking Castle on Lake Tahoe.

The highest dunes in California are the most likely place in the area to hear the Singing Sands.