Places cait7911 Wants to Go

Once defending the city of New Orleans from invasion by sea, this fort faces an uncertain future.

The restored and active Victorian-era final resting place of San Francisco.

A railroad tunnel that, upon its completion, was considered one of the engineering marvels of the modern world.

The thousands of shades on display — some toxic, others impossibly rare — are a library of more than just color.

A popular tourist cave with a dark past.

Their motto is, "We've been bonkers for hats even longer than you have!"

A tribute to Ponce de Leon's supposed quest for eternal youth.

These Pre-Columbian petroglyphs contain representations of birds, deer, hunters, and even some early Native flute players.

Nancy Thompson's Home from "A Nightmare on Elm Street."

The world's only known button museum.

Mile-long cave system near Great Smoky Mountains.

A "Titanic" superfan changed his name to Jack and set up this strange shrine to the blockbuster, complete with Korean food and Tarot readings.

A multimedia experience that chronicles the atrocities of racism.

Essence of hound's tongue and tincture of bloodroot are just the tip of the herbalist iceberg at this beautiful, impressively-stocked apothecary.

The secret city built by the Manhattan Project.

Even Henry David Thoreau found this glacial pothole irresistible.

Tucked in a nondescript downtown Brooklyn mall is a bar containing a remarkable turn of the century anatomical wax collection last seen in 1920s Berlin.

The randomness of this wall of lava lamps helps encrypt up to 10 percent of the internet.

This impressive tunnel was dug entirely by hand over the course of 36 years.

One man's swirling six-acre monument of stone.

Nondescript elevator doors open to reveal a stunning, surreal world.

A medical facility that has been kept frozen in time.

Megachurch turned Catholic church comprised of 10,000 glass panes.

Manhattan's lighthouse, erected at the insistence of the unsinkable Molly Brown.