This collection started by a Cornell professor once held more than 600 human brain specimens, including the one that belonged to its founder.

One of the dwarven trees dates back to 1625 and survived the Hiroshima bombing.

The United States Capitol's former columns still stand.

Decades before the scandal, this staircase on the river was a literal "water gate."

A historic arena where the Beatles played their first concert in the U.S.

The oldest continuously operating fish market in the United States.

A historic neighborhood church is reborn as a psychedelic arts collective.

A 13,000-year-old mastodon skeleton was found during the construction of a 19th-century New York mill.

This giant monument of the RCA mascot is a beloved fixture in Albany, New York.

A CT scan revealed the identity of this 3,000-year-old mummy that everyone erroneously thought was female.

A once grand hotel is being retaken by the wilderness it once capitalized on.

The Hudson River School comes alive at this palatial estate.

An unassuming, powerful monument north of the U.S. Capitol bears witness to the resilience of Japanese Americans during a time of grave injustice.

Housing the National Women's Party since 1929, this historic house is now a monument to the fight for gender equality.

The little-known, 300-year history of the area includes former lives as a bustling tobacco port, parking lot, and industrial dump.

The site of the climactic scene from the classic horror film is now a historic landmark.

The national park was once a plantation estate.

The only National Monument ever to go missing for nearly 50 years then resurface in a dump.

Government testing at the asylum briefly explored using marijuana as a "truth serum" on Nazi prisoners of war.

Edgar Allan Poe's old dorm is now a shrine to the author's legacy.

The highest point in Virginia can only be reached by passing through ponies and flowers.

The highest point in North Carolina and the United States east of the Mississippi River, Mount Mitchell is named after argumentative explorer Elisha Mitchell.

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

The summit Roosevelt conquered before he descended to become The Chief.