Largest Roman Catholic church in North America.

An intricately designed junk art house with four extravagant junk art cars hidden in the suburbs.

A hollow cement depiction of time's inexorable effect on the human body.

What was once the largest NFL stadium.

A painted-over wall in Detroit originally built to segregate a black community from an adjacent white development.

This Detroit ruin was once a gothic bastion of its community, but now it stands as a haunting ruin.

This former industrial site has transformed into a community sculpture garden that hosts monthly Full Moon parties.

The 80-foot tire that looms over Michigan's I-94 was once a Ferris wheel in the New York World Fair.

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

Las Vegas's very own 40-foot-tall fire-spewing praying mantis.

The bullet-riddled wall from the St. Valentine's Day Massacre, bloodstains enhanced for your viewing pleasure.

Dyed by iron oxide over centuries, these sandstone rocks rise thousands of feet into the sky.

Originally built as a promotional giveaway, this suburban house was designed to be an IRL version of the Simpson home.

A Norwegian-born sculptor created these soaring guardian angels at the entrance to Hoover Dam.

Millions of dollars worth of sculpture decorate this Iowa city center.

Legend has it the commander of the defenders drew a fateful line in the dirt with his sword just before the final battle.

A master plumber has turned his love of art and toilets into a folk museum that's not taking the piss.

A giant pair of thick black glasses mark the tragic demise of a trio of rock and roll legends.

An increasingly eccentric apartment building, topped with winged beasties.

An historic and oft-filmed spot for musclebound iron pumpers on the Pacific coast.

The arch that celebrated the completion of the Lincoln and Victory highways.

This splendid Versailles-inspired mansion has the largest French-style formal gardens in North America.

A wrecked ship dating back to the American Revolution was only recently discovered off the Delaware coast.

An Iowa town celebrates its heritage with the tallest working Dutch windmill in North America.