A dilapidated dock tells the story of Titanic's missed arrival.

Under a glass sidewalk lie the remains of some of Manhattan's oldest buildings.

A semi-scholarly approach to sex.

Elevated freight railway turned wildly successful urban park.

Manhattan’s Battery Park has a whimsical carousel full of spinning, glowing fish.

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

Harlem park dedicated to compulsive hoarders killed by their own junk.

Sniff the Titan Arum's rotting flesh.

Spike Lee's provocative film is officially honored right where it was made, the first time a work of art was used as a secondary street name.

Historic funicular railway, believed to be the shortest railroad in the world.

This iconic L.A. bookshop is housed in an abandoned bank—both symbolic and chic.

3/4-scale model of the White House in Atlanta, Georgia.

An underground magnet for ever-changing street art.

Suspended above the ground in a thicket of towering Georgia trees is a modern architectural wonder.

This centuries-old tree tells an unusual tale of vegetation and fertility in the desert.

Skyscraper powered by wind turbines attached between its towers.

This Art Deco fortress in upstate New York gives Manhattan's vaunted examples of the style a run for their money.

A reversed traffic signal that was once violently misinterpreted as a statement on British-Irish relations.

The final resting place of Harriet Tubman and other famous historical figures.

A non-native grove of 241 redwoods in Southern California.

A ghost town originally established and governed solely by Black Americans seeking a place of their own, free from discrimination.

An underground mansion with fruit-bearing trees and grapes growing beneath the surface of central California.

World's largest herd of white deer populate a former U.S. Army depot.

A shockingly detailed small scale recreation of the temples of Abu Simbel.