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

Half of a waterfall goes into the river while the other half seems to disappear.

America's silhouette includes 100 square miles of wilderness jutting into Canada thanks to an old mapmaking error.

This 25-foot-tall statue was built as a protest to a property dispute.

Home to a 26-foot-tall statue of an American icon.

A giant Troll lurks under one of Seattle's oldest bridges.

Hoodoos, naturally eroded land formations, stand 20 feet tall in the Canadian badlands.

A modernist landscape of water and sci-fi concrete.

Of course the grave of JFK's assassin is surrounded by conspiracy theories.

The damming of the Colorado River buried an iconic geologic formation before record-breaking drought brought it back.

A Swedenborgian glass church surrounded by redwoods sits perched atop a massive landslide area.

A Hawaiian stairway to heaven—that you can't climb.

A burial ground for workers at one of Hawai'i's largest sugarcane producers that laid buried for decades.

A glass display case holds the document that ended the Second World War—which one person signed on the wrong line.

Hiding in plane sight.

This airstrip atoll is uninhabited by humans, but absolutely full of birds.

A Japanese pilot crash-landed on this Hawaiian island after the Pearl Harbor attack and terrorized locals for a week.

Formerly a lovely white sand beach this Hawaiian stretch is now a trap for countless tons of trash.

This Hawaiian cattle ranch acts as a museum devoted to the island cowboys that predate the wild west.

Once the site of the Hawaiian monarchy, this building was originally designed as a palace.

This World War II-era bunker is now packed with posters and props from movies and TV shows filmed nearby.

A priest with no formal artistic training used basic house paint to create gorgeous religious scenes inside this historic church.

The famous aviator's final resting place is a study in natural beauty.

A controversial memorial at the place where Captain Cook met his violent end.