An old hill fort covered in over 100,000 crosses is a symbol of Lithuanian nationalism and beliefs.

Mysterious heaps of stones dot these otherworldly woods.

A massive, majestic mammal watches over pedestrians from his perch atop a former B.P.O.E. lodge.

An original apothecary from 1792.

In upstate New York, gorgeous waterfalls and a watermill are slowly being reclaimed by nature.

A six-story treehouse offers spectacular views of New York's Finger Lakes region.

The absurd creation is a compulsory destination for selfies in Buffalo.

Buffalo's abandoned concrete grain elevators are getting a second life.

Created by four famous men (Henry Hobson Richardson, Frederick Law Olmsted, Calvert Vaux and Thomas Story Kirkbride), the beautifully designed Buffalo State Asylum was resurrected as a hotel and art center...but still boasts a ghost story or two!

A natural gas leak provides a flickering flame beneath a waterfall.

An elaborate memorial to a man local legend says died of a broken heart.

A preserved factory in the "Home of the Carrousel" is now a museum dedicated to the classic wooden ride.

Ruins of a once-prized railroad station in New York.

A forsaken wonder in the middle of the East Side neighborhood.

Home on the Hillside, and home of the first breakfast cereal.

This small road tunnel is the only place where you can cross beneath the Erie Canal.

The press that first printed the Book of Mormon.

Explore the evolution of printing technology, from cuneiform to Kindle.

This New York estate was designed to resemble a medieval Scottish castle.

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

The home, museum, and death site of Kodak's influential founder.

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

A bronze ballot box stands at the spot where Susan B. Anthony voted illegally.

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