This weeping, 10-foot-tall sculpture was a maquette for a 9/11 memorial.

The historic home still shows the scars from a little run-in with the British in 1813.

A wrecked ship dating back to the American Revolution was only recently discovered off the Delaware coast.

What began as an art installation is now the private drinkhaüs for a brewery's employees.

The 320-year-old tree that greeted General Lafayette and rerouted an interstate highway.

The "Sultan of Swat" once attended a school at the site of this baseball field.

She stares out across six lanes of traffic, clutching a musket and infant with determination.

This 16-foot, intricately detailed model of the Gearing-class destroyer has been called the most detailed model ship ever built.

The 72-foot giant escaped confinement in a large patch of mulch only to be reburied in the sandy shores of the Potomac River.

An unusual sculpture, an interesting history, in a strange place, for a good cause.

This rare triple-jurisdiction drawbridge passes through Virginia, Maryland, and Washington, D.C.

A relic of FDR's brief foray into utopian urban planning.

The childhood home of the Sultan of Swat is just a line drive away from Oriole Park at Camden Yards.

Once part of a dam servicing an early 19th century grist mill, the tucked-way falls are a tricky-to-find urban oasis.

The rooster who crossed the road lives on forever in Takoma Park, Maryland.

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

Once America's tallest structure, now a Baltimore landmark.

The whole world in one water tank.

A monumental statue of RCA's mascot now sits atop a historical society roof after a life of moving around.

The design of this historic domed church was influenced by Thomas Jefferson and intended as a statement of religious freedom.

This bug-eyed water wheel uses the power of the Sun to clean up Baltimore Harbor.

Live data is transmitted from the Atlantic coast to instantly recreate the ocean waves in this fountain at the NOAA headquarters.

The final resting place of the tragic king and queen of the Jazz Age is tucked away in a small Maryland graveyard.

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