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

D.C. once had its own tiny rival to the New York Stock Exchange.

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

Baltimore's classic clock tower was once topped by a rotating, 20-ton medicine bottle.

Meet some of the most prominent figures in Black history through life-sized wax models.

A hidden alley in urban Baltimore is a haven for graffiti artists.

How did a 2,000-year-old Roman column find its way to a Chicago park?

A legendary boxing venue and ring featured in Rocky V.

The peaceful space is adorned by paintings by the famed abstract artist Mark Rothko.

This historical air terminal in Houston is slowly becoming an aviation museum dedicated to the city's aeronautical history.

Artist James Turrell's ode to dawn and dusk on the campus of Rice University.

See where Bill Murray kidnapped a hapless Punxsutawney Phil.

Tour the dark and beloved poet's former cobwebbed basement, which may have inspired "The Black Cat."

Is this 47.7-mile stretch of highway the longest straight road in the United States?

This architectural stunner is one of the few surviving Egyptian Revival theaters in the U.S.

The surprising home of the iconic Santa Monica Pier Ferris Wheel.

Very likely the only museum in the world that celebrates the glory of the humble banjo.

The centerpiece of the Delta Blues Museum is a wooden sharecropper’s cabin that once housed a titan of blues music.

The U.S. Navy’s preposterously detailed mini battleship took 77,000 hours to complete.

This unassuming passageway played a key role in one of the most important events in U.S. history.

Fittingly, America's museum of architecture is itself a magnificently designed old building.

This airport currywurst stand is made out of retro airplane parts.

Oddly enough, a pair of Wolfs funded the construction of this Little Red Riding Hood sculpture.

This massive statue is the personification of Bavaria and the first colossal statue of the modern period composed of bronze.