An overlooked oasis of quiet on the grounds of Washington's monumental basilica.

Obscure Freemasons still live in D.C.’s largest private residence.

Perhaps the most scandalous statue of America's first president.

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

A haunting tribute to pioneering photographer Clover Adams.

This imposing Masonic temple a mile from the White House was the first public library in Washington, D.C.

Largest Roman Catholic church in North America.

The Byzantine, pre-Columbian, and medieval art at this stately mansion are some of the most under-appreciated collections in D.C.

The beloved statue at the National Academy of Sciences is oh so inviting to sit on.

A monument in Washington D.C. marks the spot from which all other roads were supposed to stem.

Long-abandoned trolley tunnels just a mile away from the White House are turning into an art space.

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

The only royal palace on U.S. soil has been a territorial capitol, a military headquarters, and a prison for a queen.

An authentic replica of an Asian temple and garden hidden amongst the natural beauty of Hawai'i.

This museum of Hawaiian and Polynesian culture is the legacy of the last descendant of the Kamehameha Dynasty.

A sarcastic monument threatens to curse any "idiot" who dares remove it.

Permanent exhibit reminds visitors of the Exxon Valdez.

Buy your friend a drink or staple some cash to the wall for the next guy at the Salty Dawg Saloon.

During the summer, surfers in Alaska take advantage of this inlet’s unusual water patterns.

This junkyard made over as a theme park is the "Most Alaskan place in Alaska."

Running under an entire mountain, the longest highway tunnel in North America is kept fresh using portal fans and jet fans.

North America's first frozen mummified remains of an ice age steppe bison, the 36,000 year-old mummy named "Blue Babe."

An Alaska livestock farm devotes itself to harvesting wool from creatures that once ran with mammoths and sabertooth tigers.

A historic freight system that found the true gold rush is in tourism.