The world's largest wooden structure.

This trio of Dominican cave lakes comprise a colorful biosphere of natural life.

A collection cataloguing one of the most brutal dictatorships in modern history.

The structure has welcomed visitors to this scenic harbor city on Lake Michigan for many decades.

Check out the Heidelberg printing presses in the workshop of an artist known for documenting the natural world on greeting cards.

A former Catholic seminary, now a Washington State Park, preserves undeveloped lands on Lake Washington and also hosts a luxury hotel.

Thomas Dambo's troll sculpture wears a crown with birdhouses on his head.

A multiversal transit station located right below a highway interchange.

This swanky speakeasy is Denver’s oldest bar—and hasn’t changed a bit since 1933.

The oldest producer of embroidered Western wear.

A focal point of in Denver’s skyline for over a century, inspired by a Venetian basilica.

Overlooking the Colorado Convention Center is this giant sculpture made from thousands of triangles.

When the big city meets the edge of the frontier, log skyscrapers are born.

This tiny square mile of Canadian sand was once considered the world's smallest desert.

The picturesque remains of an abandoned silver mine slope down to Tagish Lake in the Yukon.

A whale of a public art display towers atop Juneau's cruise ship dock.

A rare chance to get up close and personal with a 13-mile ribbon of ice near downtown Juneau.

Known as the “Official Greeter of Juneau,” this dog still welcomes ships and their passengers to Alaska.

Sculpture garden and miniature golf course blend together in the oversized backyard of a Minnesota sculptor.

After the musical legend's death, his memorial was mysteriously graffitied in gold.

These crudely shaped folk giants may be the the second most photographed statues in the U.S.

This ambitious attraction was the brain child of a lake resort impresario, and built by the WPA.

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

The first hand-illuminated, hand-written bible since the invention of the printing press.