This beloved marketplace mascot poops money and grants good luck.

A dramatic, 360-degree recreation of Pickett's Charge in the Civil War.

An Irish Memorial commemorating those who perished due to potato blight.

South Philadelphia is home to Keith Haring's only surviving in situ collaborative public mural.

These lush botanical gardens employ the most purrfect pest control force.

The fastest transatlantic ocean liner sat abandoned in a Philadelphia shipyard for decades.

Yo, Adrian!

The oldest farmer's market in America is so ancient it was approved by the King of England.

This palatial botanical garden is home to one of the largest pipe organs ever installed in a private residence, and a piece of Wood's cycad.

Born a slave on the Arlington estate, Parks dug the first graves at Arlington National Cemetery, and was buried there, too.

Stunning wetlands ablaze with pink lotus flowers.

The largest self-built castle in the U.S., six decades in the making.

150 or so scrounged-up lamps, chandeliers, and lanterns light up this alley in central Athens.

A silly medieval mural preserved on the side of a Viennese house.

One of the longest water bridges in the world was built over a supposedly haunted swamp in Louisiana.

This 19th-century sugarcane plantation is one of the most well-preserved estates of its kind, including its original quarters for enslaved laborers.

This impressive working clock made of 16,000 plants changes its flowers twice a year.

Giant acorn-shaped 19th century gazebo from which suburban Washingtonians gazed upon the original "silver" spring.

This harsh mountain path was built as a strange attempt to improve the health of Turkmen citizens.

The inverted pyramid design of this station stands out amid Bratislava's urban landscape.

The last of nine massive kilns that produced many of the red bricks for buildings in Washington, D.C. and northern Virginia in the early 20th century.

A memorial dedicated to a highly decorated Marine and Korean War veteran, who also happened to be a horse.

This historic, one-acre island is the only legal place to camp in the city of Richmond.

Burke’s oldest cemetery also houses the victim of the county's grisliest murder.