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.

Cryptic messages embedded in the New York City sidewalk.

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

Historical figures from New York City's Catholic community reside in Midtown.

This sculpture by artist Fritz Keonig survived the 9/11 attacks and now stands as a monument to the victims.

An uber-secure, windowless tower of doom in the center of Manhattan is an NSA spyscraper.

Lady Liberty's first beacon of enlightenment is now displayed in a museum near the statue.

The beautiful tunnel that ran from the lobby to Penn Station is still hidden underneath 34th Street.

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

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

The "Seinfeld" diner.

The world's largest mountain carving could fit all of Mount Rushmore inside it many times over.

The elevator hidden in a smokestack on Roosevelt's yacht now serves as a monument to the former president.

Where school buses go to die and be reborn as whimsical works of art.

The evolution of recreational vehicles and motorhomes is on display in the “RV capital of the world."

One of few surviving standpipe water towers in the U.S.

The eccentric and colorful pavilions of Tower Grove park are a beloved and overlooked symbol. 

A collection of outdoor art by renowned muralist Robert Dafford depicts the history of a flooded city.

This replica of the Greek structure is in the heart of Nashville.

This giant spider sculpture made from the iconic car is one giant visual pun.

At 135 years old and counting, this historic print shop is heaven for poster nerds and music buffs.

An attack on a prominent Black attorney's house sparked a watershed moment in Nashville's civil rights movement.

This park contains one of the largest concentrations of cedar glades, a unique and rare ecosystem.

The world's largest version of this iconic puzzle cube is located in Knoxville, Tennessee.