One of the tallest buildings in Iceland, and perhaps, the most visually impressive.

This fantastical waterfall is hidden in a cave located in a cracked cliff.

Rising from the sea like a stone monster.

The unique waterfall in Iceland's south features a backdrop of geometric black lava columns.

Medicinal spa created with the discharge from a geothermal energy plant.

This simple home was the beginning of a long journey for the iconic Western film star.

Eight feet in diameter and more than 24 feet around.

A hidden barn-sized rendition of Grant Wood's most famous, and most parodied, painting.

A place of great reverence for Trekkies everywhere, a hero's future birthplace.

The world’s largest truck stop includes a barber shop, chiropractor, and a huge museum with antique trucks.

The highest point in Iowa, while not that impressive to mountain states, has earned its own monuments.

This massive roadside mascot was the first version of the giant to illustrate his butt.

Hunting trophies and antique guns make up the unusual display at this Minnesota bank building.

This water tower has been a staple of the Rochester skyline since 1931.

Thousands of majestic trumpeter swans fill this park, sounding distinctly like a certain brass instrument.

At this Minnesota state park you can easily wade across the source of the mighty Mississippi.

The statue honors the booming birds Rothsay, Minnesota, is famous for.

Elaborate drama imparts an appreciation for 19th century hardships.

Vice President Humphrey's final resting place is tucked away in this cemetery along with a few other notable figures.

1887 era Russian Orthodox church in Minneapolis.

The Art Deco Silver Screen.

One of the coolest murals in Minneapolis.

One of two giant blue cockerel statues erected with an intentional double meaning.

This kaleidoscopic mural shows Bob Dylan throughout his transition from young troubadour to Nobel laureate.