Washington's iconic carousel has a nice piece of Civil Rights history.

The sculptor was instructed to add “stallion attributes” to the general's bronze mare.

The rogue roots are gradually consuming some of the historic marble grave markers.

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

In what is rumored to be an intentional act of spite, this memorial almost completely obscures the nearby grave of a senior officer.

A gift from Scotland to the United States in memory of the 270 lives lost when Pan Am Flight 103 exploded over Lockerbie due to a terrorist bombing.

This bleach-white graveyard overlooking the ocean is accessed through a tunnel.

A three-story copper skybridge connects two Manhattan buildings with Art Deco luxury.

This Fifth Avenue church has long been the favored worshiping place of Broadway actors and vaudeville performers.

A pedestrian island in the middle of world-famous Times Square emits a strange (and purposeful) humming noise.

The 28-foot granite map plots the locations of 40 theaters in New York City.

The fanciest public restroom in New York City boasts fresh flowers, art, and a classical music soundtrack.

A replica of a 7th-century church hides in plain sight in the middle of the concrete jungle.

An eerie diorama that captures the majestic nature of a few prehistoric-looking beasts.

This morbid scene depicts the Darwinian drama of death on the African savannah.

Creating this diorama spurred naturalist Carl Akeley to begin advocating to protect the apes.

Outstanding taxidermy dioramas showcase the grandeur of the continent's wildlife with spooky realism.

One of the most dazzling dioramas at the American Museum of Natural History is also one of the oldest.

A modern addition to the Greenpoint skyline.

One of only two commuter aerial tramways in the United States.

This monument to a veteran of the Mexican-American War is one of only two in Manhattan that serve as an actual mausoleum.

A 19th-century politician who died after walking home in a blizzard is honored with this Manhattan statue.

A Manhattan courthouse hides a small but scathing memorial to Holocaust injustice.

Everyone from Mark Twain to Teddy Roosevelt has a pipe hanging from the walls of this historic chophouse.