Bar full of oddities, specimens, artifacts and homages to the great dime museums of the past.

Railroad officials in the early 1900s sought to spare travelers the sight of Roman soldiers’ private parts.

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

An amazing example of early-20th-century architecture, this church features marble transported from Utah.

The innocent intentions of this monument are somewhat lost in the sculpture's muscled imagery.

A secret greenspace hides atop a Capitol parking garage.

This statue of the "father of television" stands prominently in the United States Capitol.

The only tennis court that falls under the jurisdiction of the central bank.

Atop this media building, two hives containing more than 30,000 bees keep the surrounding area vibrant.

The tunnel under the Capitol Building where Congress takes out its trash.

A public art jibe at one of the United States’ oldest and longest-serving senators.

One critic described it as "middle Mussolini, early Ramses, and late Neiman-Marcus." Another called it an architectural "natural disaster."

This taxidermy horse was a Civil War hero.

The grand marble structure next to the White House is Andrew Carnegie's temple to Pan-American diplomacy.

The 28,000-year-old specimen is remarkably intact.

An ear-piercing buzzer calls lawmakers to a vote with a series of long and short rings to form coded messages.

Corn-inthian columns with a uniquely American take on neoclassical architecture.

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

Amid the sprawling Defense Intelligence Agency Headquarters is one of Washington's least accessible museums.

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

A derelict bit of infrastructure from the canal that once ran through D.C. is landlocked in the heart of the city.

This mysterious structure by the Washington Monument is a flood barrier designed to protect the White House against rising waters.

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

A muscular Art Deco monument represents the struggle between regulators and unbridled markets.