Danish tourist destination well known for open stalls where vendors sell marijuana on the street.

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

A Civil War fort in the middle of Washington, D.C. has been swallowed by a forest.

Largest Roman Catholic church in North America.

Cold War intelligence agents monitored communist embassies from an attic in a former pigeon coop.

An unassuming, powerful monument north of the U.S. Capitol bears witness to the resilience of Japanese Americans during a time of grave injustice.

An easily overlooked memorial to a Ukrainian famine-genocide that killed over 4 million people.

A 1,100-ton train fell through the floor in 1953. Workers got it patched up in just 72 hours.

The towering figures were created from the cemetery's fallen old-growth trees.

A painfully obvious spy house sits right across the street from the Russian Embassy.

Perhaps the most scandalous statue of America's first president.

The little-known, 300-year history of the area includes former lives as a bustling tobacco port, parking lot, and industrial dump.

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

The district's only illusionarium supports free writing programs for local students with every purchase.

This apartment building designed by a notable Washington D.C. architect housed the Qing Dynasty's Legation.

This Route 66 classic sports a giant fiberglass rabbit that you can ride.

This Russian bar-restaurant lies within a three-story underground bathhouse.

Railroad came. People came. Railroad left. Town died.

This vast kitty-themed collection illustrates the history of human-cat interaction.

Mysterious ancient boulder carved with petroglyphs in the mountains of Western North Carolina.

A super-sized promotional trick that is now a D.C. landmark.

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

A tiny monument to the unsuccessful attempt by Thomas Jefferson to place the prime meridian in Washington.

This church built atop a gas station promises to "equip you for the next stage in your life’s journey."