A tunnel that brings more than a century of history to life from the deepest parts of the Niagara Gorge.

One of many reminders of Tesla's scientific contributions overlooks the falls which inspired him.

One of “America’s Most Endangered Historic Places” is a building shaped like a giant turtle.

Historical marker that is a mini replica of the original in New York.

The only boathouse Frank Lloyd Wright ever designed was also the only unbuilt structure in his famous Wasmuth Portfolio, until 2007.

Created by four famous men, the beautifully designed Buffalo State Asylum was resurrected as a hotel and art center, but still boasts a ghost story or two.

One of Frank Lloyd Wright's greatest—and favorite—architectural masterpieces was almost lost.

The site of William McKinley's tragic assassination is only marked by an underwhelming boulder.

This restored house is like a time capsule of the president's unconventional inauguration.

Sip a beer under the gaze of every U.S. president.

A 19th-century architectural wonder designed by the "father of the skyscraper."

A monument to a Polish general who fought the American Revolution and became the "Father of the American Cavalry."

This Buffalo museum hides an Art Deco gas station designed by Frank Lloyd Wright.

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

The seat of Buffalo government is a gorgeous Art Deco palace.

A monument honoring those who died in the Great Famine of Ireland.

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

A former sanitarium where soldiers were sent to recover in the healing waters of hot springs.

This combination shop and museum is filled with curious items and artifacts.

The formidable fowl can be found standing near an isolated hiking path.

Eons ago, a rushing lava river formed this pristine passage through solid rock.

Crafted in 1911, this steam locomotive spent its entire working life in Flagstaff.

An homage to everyone's favorite prehistoric cartoon family.

The Grand Canyon’s original airport, which once welcomed pilots like Amelia Earhart and Charles Lindbergh, lies abandoned.