A grand Gothic Revival basilica with stained glass depictions of Montreal's religious history has only one soul resting in its crypt.

The only remaining historic maritime signal station in the United States.

This impressive scene portrays the elusive forest giraffe of Central Africa.

This magnificent herd of stampeding elephants has been frozen in time for over a century.

Creating this diorama spurred naturalist Carl Akeley to begin advocating to protect the apes.

A dark patch of the ceiling at Grand Central Terminal which was not restored is still stained brown by tobacco.

The fanciest public restroom in New York City boasts fresh flowers, art, and a classical music soundtrack.

This fort down the Potomac from Washington, D.C. was once the only defensive fort protecting the capital.

The rough and tumble president's childhood home displays the shirt he was once shot in and the speech that saved him.

American artist J. Alden Weir purchased this 60-acre estate for $10 and a painting.

A 1,100-ton train fell through the floor in 1953. Workers got it patched up in just 72 hours.

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

An overlooked memorial honoring the local Washington residents who died in World War I.

The graveyard is filled with beautiful funerary art and boasts breathtaking views of Florence.

Three hundred years of preserved Spanish colonial history in San Antonio.

Home to an endangered salamander, a full moon celebration, and a large spring-fed outdoor swimming pool.

In the power of this waterfall, Alexander Hamilton saw the potential for industry.

This charming colonial alleyway is one of the oldest continuously used residential streets in the U.S.

A Norwegian-born sculptor created these soaring guardian angels at the entrance to Hoover Dam.

The lowest point in North America is home to an undrinkable pool surrounded by fields of geometric salt flats.

Millions of years of oxidation make a drive down this winding Death Valley road surprisingly colorful.

Welcome to old Florida, where a 1940s mermaid show is still enchanting visitors.

A monument celebrating the idea of reaching inaccessible places.

The highway's southernmost spot is a beloved local attraction.