The most iconic structure in Scotland has been home to bishops, colonels, and Sean Connery characters.

143 feet of leaping muskie whose mouth can be used as a wedding venue.

This friendly fellow was built to honor an advancement in mineral processing.

This quirky roadside attraction provides insight into Minnesota's logging history.

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

The world's largest Holstein cow.

A frozen oasis lies beneath the scorching New Mexico desert.

A 20-foot-tall egg painted in a traditional Czech patterns by the Czech community in Wilson, Kansas.

This was the first homestead registered after President Abraham Lincoln signed the Homestead Act into law.

The World's Largest Bull.

Lured here by the promise of tens of thousands in gold, Jesse James started a quintessentially American trend of robbing trains in-motion.

In rural Iowa, an imported 19th-century windmill overlooks an unlikely enclave of Danish culture.

Giant, natural amphitheaters made of delicate geological formations called "hoodoos."

Ancient pueblos built into the base of a natural canyon wall.

This 4,000-foot-diameter hole is touted as "the most well known, best preserved meteorite crater on Earth."

This public square capitalized on a single Eagles reference to bring some life back to an Arizona town.

See massive fossils that are over 200 million years old in northeastern Arizona.

The famed architect designed this Minnesota gas station of the future with a lookout tower.

A spooky defunct railroad tunnel now part of a sprawling trail.

The watery grave of an impractical idea.

This rare vessel mixed luxury with labor before being converted to a museum and sometimes haunted maze.

This posh mansion began as a family's estate and ended as the site of a murder ripped from the pages of a pulp novel.

This picturesque cliffside beacon no longer calls to sailors but shines once a year in honor of a famous shipwreck.