A grand Gothic Revival basilica with stained glass depictions of Montreal's religious history has only one soul resting in its crypt.

Yo, Adrian!

World's first "penitentiary," meant to be humane, drove men insane.

This elaborate towering structure was once famed for its revolutionary height.

Huge masonic hall in Philadelphia with lavishly themed rooms.

The first American department store, and home to the largest operating musical instrument in the world.

A layered tribute to the work of mosaicist Isaiah Zagar.

Settled by the Church of Jesus Christ of Latter-day Saints in 1859, this abandoned frontier town has appeared in several films.

A crack flared at the base provides a pathway completely through a sandstone ridge near Moab.

These tall, red sandstone pinnacles outside Moab are often forgotten amid their more famous neighbors.

Erosion and various mineral deposits give this striking canyon its distinct color and soft appearance.

A tunnel with windows, so you don't miss out on the impressive views.

At this gas station in the middle of the desert, a convenience store has been carved directly into the rock.

A Mars simulation in the southern Utah desert.

Named after an outlaw who used the basin as a hideout.

Stepping away from the glitz of mobsters and casinos to learn about the other history of Vegas.

The neon signs from Las Vegas' past find their final resting place at this unusual graveyard.

Colorful sand dunes create a unique attraction in this part of Utah's red-rock country.

The unusual patterns in this rock formation result from two distinct modes of weathering.

Walk through the sets of old western films at this small museum in Utah.

This ancient cave is home to a museum, bar, and is filled with fluorescent minerals.

Not your typical pet cemetery.

A monument celebrating the Black soldiers of the 9th and 10th Cavalry.

Massive still life just off the highway in Kansas.