A four story, football field-sized, nine-grotto creation made of shells, minerals, and rare stones.

This beautiful ancient site is dotted with perforated sandstone pillars considered sacred by some Native American groups.

Mining town from the late 1890s, once home to Calamity Jane.

This amazingly preserved Gold Rush town is a historian's dream.

New fungal and bacterial species call this deadly lake home.

A striking sculpture built to honor the women of the Lakota and Dakota Nations.

The granddaddy of all tourist traps, built on ice water, jackalopes, and a giant dinosaur.

The oldest operating Mississippi River–style steamboat still navigates the Ohio River.

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.

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

Seattle's own bad art museum located inside Cafe Racer.

A museum dedicated to the history and exploration of both popular music and science fiction.

A semi-scholarly approach to sex.

This empty Victorian manse on Staten Island is said to be haunted but is actually a real life crime scene.

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

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

Wine bottle sculpture with a ship's stateroom inside.

A popular European tradition makes its way to the states on one of America's most famous bridges.

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

Home to the infamous "Typhoid Mary" and the worst loss of life in New York's history prior to September 11, 2001.

This ruined fort hidden at the top of Central Park can't seem to keep from losing its historical plaques.

Once the tallest building in the world and the site of "the highest dinner ever held in New York" this building now holds the most expensive penthouse in the city.

A celebration of capitalism in Midtown.

This whimsical group of statues is a favorite of children who love to climb all over Lewis Carroll's beloved characters.