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

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

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

This taxidermy scene brings the struggle for survival in the Indian jungle to a quiet corner of a Manhattan museum.

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

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

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

This monument is dedicated to Balto, the heroic Alaskan sled dog.

This elaborate tunnel is the first structure composed of cast concrete in the United States.

This historic address is home to the beloved ball and is an almost totally empty building among the most expensive real estate in the world.

This installation turns abstract economics into a stark, public spectacle.

An homage to Jackie Gleason's bus-driving character from 'The Honeymooners.'

Commemorating the spot where the famous scientist fed his pigeons.

The New York hotel where tragic visionary Nikola Tesla spent his final hours, destitute and alone but for the pigeons.

This haunting monument honors the victims of 9/11.

On the Hudson resides one of the largest clocks in the world.

Avoid gangster interaction while window-shopping.

A mysterious monument covered in a binary code marks the heart of tech.

This 252 step staircase offers stunning views of San Jose.

Whether or not you take the 72-ounce steak challenge, there’s plenty of history, fun and Texas-style food at this legendary stop along Route 66.

This constitutionally sound Muffler Man harkens back to the days these attractions were a must-see.

An eerie natural formation that looks right back at you.

Meet 'Big Josh,' the 20-foot-tall muffler man.

An outdoor sculpture park of giant pink robots and post-apocalyptic Christmas scenes.