This lonely waterfront memorial to the men of the Titanic was erected by the "Women of America."

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

Long buried under the 20th-century landscape, this lift lock of the Alexandria Canal is the lone remnant of an ambitious early American transportation project.

The romance of early commercial flight still fills this Art Deco destination.

This isn't your average roadway—it's actually a National Park and a transportation pioneer.

This lovely picnic spot featuring thunderous jet landings is an aircraft spotter’s dream.

The controversial urban planner who designed Washington, D.C., was buried in Maryland, and can presently be found in Virginia.

One man's exploration of the human form, including the bizarre and delightful "Man Attacked by Babies."

Tens of thousands of tiny bottles stuffed with various items.

This floating sculpture of ice is a poignant reminder of nature's power.

The design of this beautifully crafted building was inspired by Norwegian glaciers.

A stunning architectural yet functional feat, towering over Oslo.

This former KGB building is now a museum memorializing the people who suffered during the Soviet regime.

Travelers who fall victim to this mermaid's charms are destined to stay in Užupis forever.

This micro-nation may be some sort of prank, but its constitution sure seems official.

Legend has it that Napoleon Bonaparte fell in love with this Gothic church.

Rub it for a bit of good luck.

A century-old prison in the heart of Vilnius is now a lively bar, dance club, and artist residency.

While this monument tile is shrouded in mystery it also marks the end of the longest ever human chain.

FDR's Art Deco hospital tower was hopelessly inefficient.

Surrounded by traditional homes, this Tolkien-esque dwelling stands out on a quiet street in suburban Maryland.

The early data processor factory founded in Washington for the 1890 U.S. Census went on to become IBM.

‘Bush the old fire dog died of poison July 5th, 1869. RIP.’

Where the legendary Orson Welles got his theatrical start before "Citizen Kane."