The world's northernmost aquarium looks like it has fallen over.

Tens of thousands of tiny bottles stuffed with various items.

Longest road tunnel in the world features an air treatment plant and the illusion of daylight.

Walk 2,300 feet above the ground on the "Troll's Tongue."

A serpentine highway twists and turns over the treacherous Norwegian Sea.

An intricately carved Viking church overlooks a glistening fjord.

Home to three historic ships from the age of Vikings.

This "preacher's pulpit" once used for pagan ritual, is home to a new, and dangerous ritual.

The convergence of two currents makes this a surprisingly pleasant getaway in the Arctic Circle.

One man's exploration of the human form, including the bizarre and delightful "Man Attacked by Babies."

The burning of this 12th-century church kicked off a campaign of Norwegian Black Metal terror.

One of the most breathtaking railways in Europe also takes one of the steepest climbs, from fjord to mountain plateau.

Walk behind a 50-meter-high waterfall.

An artist's mausoleum with a haunting echo.

Stay overnight in the world's most sleekly designed rabbit hole, free of charge.

The top of a giant mesa, just outside of Amarillo, appears to float in the sky above.

A geological oddity formed by two rivers carving out a mass of limestone on both sides.

Along this stretch of Indiana roadway resides a giant insect composed entirely of scrap metal.

More than 3,200 cookie jars line the walls and shelves of this little shop and over 1,000 salt and pepper shakers

Covered in tens of thousands of coats of paint, this Indiana attraction holds a world record all its own.

The longest navigable underground river in the United States is home to countless blind and albino animals.

A collection of 11 million buttons illustrates the human toll of the Holocaust.

The world's third-largest scale model of the planets.

A massive bur oak tree believed to be some 500 years old is the centerpiece of this quiet urban greenspace.