This poignant display is now a memorial to these regionally extinct species.

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

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

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

This impressive scene portrays the elusive forest giraffe of Central Africa.

This magnificent herd of stampeding elephants has been frozen in time for over a century.

This hidden oasis features a stunning view of the Hudson River and the Palisades from a castle-like museum.

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

A dark patch of the ceiling at Grand Central Terminal which was not restored is still stained brown by tobacco.

A small peaceful park and waterfall tucked amid the urban grind of Midtown Manhattan.

A bit of retro transportation flair preserved in the world's largest department store.

Elevated freight railway turned wildly successful urban park.

A tiny islet just off Long Island offers a wealth of infectious curiosities.

Nassau Hall has served as army barracks, a museum, and played a key role in the American Revolution.

Infamous marsh filled with toxic waste, World War II-era London rubble, and dead mobsters galore.

This Delaware River bridge is emblazoned with a catty slogan from a more prosperous time.

World Trade Center memorial likened to a woman's sexual organ.

The longest continuous underwater road in North America was built at the insistence of Franklin Roosevelt.

The home of aviation trailblazers, in a remote corner of the big city.

The remnants of two World's Fairs are here, complete with a 12-story globe, a mini-Manhattan, and a UFO-shaped pavilion.

This iconic 1958 tower welcomes air travelers to Tucson with neon-lit letters and architectural style.

The world's largest military aircraft cemetery.

This 4,000-foot-diameter hole is touted as "the most well known, best preserved meteorite crater on Earth."

A small metropolis of Pueblo cave dwellings have been carved right into the hillside of this national monument.