This bridge over D.C.'s Rock Creek Park is sometimes called the "Buffalo Bridge" because of its four buffalo sculptures, which were cast from a single piece of bronze.

The world's oldest continuously operating airport was founded by the Wright Brothers.

Politicians, bureaucrats, and military officers gathered in this field near the Capitol to settle their disputes with blood.

This restaurant has been a haven for D.C.'s LGBTQ community since the 1950s.

An allegorical sculpture in Maryland wears the artist’s politics on its trunk.

The former home of elite checkers battles of the Capital Pool Checkers Club.

Washington D.C.'s most famous pianist, composer, and bandleader still tickles the ivories outside Howard Theater.

The first memorial dedicated solely to the Black troops who fought for the Union.

The most accurate timepiece in the world.

A gorgeous mural outside a beloved D.C. restaurant pays homage to famous Black Americans.

The world's oldest soul food restaurant is also one of its best.

A tribute to the pop culture icon overlooks this Washington D.C. intersection.

You could be standing at the site of one of D.C.'s most fatal tragedies and not even know it.

There's a crumbling old mansion inside the Smithsonian National Zoo.

Hidden within an idyllic suburban garden is a memorial dedicated to the victims of a terrifying spree of killings committed on U.S. soil.

An intricately designed junk art house with four extravagant junk art cars hidden in the suburbs.

Giftshop catering to cryptozoologists and anyone with a sense of humor.

The iconic D.C. restaurant where the Cuban Missile Crisis was negotiated, now a Walgreens.

The only Civil War battle in Washington D.C. took place near this highest natural point in the city.

One of the largest collections of Catalan literature and cultural materials outside of Spain, created by a community of 1960s expats.

The longest escalator in the Western Hemisphere takes over three minutes to ride down.

The tallest The Church of Jesus Christ of Latter-day Saints temple in the world soars above the Beltway.

A girls' boarding school inspired by the Chicago World's Fair, once abandoned, now restored to strange and scenic glory.

These five Art Deco homes were meant to solve the "small house problem."