The largest island on the great salt lake is home to curious creatures and strange stories.

This ghost town was once a cult-like religious utopian settlement.

A well-preserved Ancestral Puebloan ruin tucked beneath a desert cliff.

A sculpture for the sun and stars, created by Nancy Holt.

Sandstone rock formations that look like they belong on the cover of a progressive rock album.

This concert pavilion on the shore of the Great Salt Lake has been destroyed by fire, water, and disinterest but keeps coming back.

An earthwork sculpture built by Robert Smithson in the Great Salt Lake only reemerges during drought.

Dig for your own trilobites in this goldmine of invertebrates.

One of the world's oldest and most massive living organisms is a grove of quaking aspens.

This strange example of the Egyptian Revival architecture trend now holds Mardi Gras floats.

By day this New Orleans square is for pedestrians, but by night it is a kingdom of kittens.

The only rotating bar in New Orleans has been slowly spinning since 1949.

A take-out restaurant that only serves cuisine from countries with which the United States is in conflict.

The last of Philadelphia's wood-paved streets is now a landmark of terrible engineering.

Surrounded by industrial sprawl, a small monument marks the site of William Penn's first landing in Pennsylvania.

This icon of the Atomic Age now lays dormant.

An unusual and eclectic collection of local historical memorabilia.

This Art Deco service station has been providing tune-ups and turning heads for close to a century.

Penn State's giant bug collection.

In the bowels of a 19th-century brewery lurks a fine-dining restaurant offering an array of themed feasts.

This giant disembodied horse head seems to balance impossibly on its nose.

Where the "World Pinball Champion” is crowned.

This Philly landmark has a giant butterfly pavilion, three floors of insect displays, and withstood a $40,000 heist.

What looks like a simple quaint estate in rural Pennsylvania was in the 18th century home to a small monastic community.