Thirteen pastel palaces in downtown Charleston add a gorgeous splash of color to the city.

A place to eat for on-the-run agents and espionage enthusiasts.

These Great Lakes sea caves accessible by boat in the summer turn into temples of ice reachable by foot in the winter.

L. Frank Baum wrote part of the "Wizard of Oz" series in this wooden Victorian beach resort.

This "Alaska-style" billboard is over 100 years old.

A historic area for shopping and dining in Ketchikan's former red-light district.

One of two side-by-side totem pole parks dedicated to educating visitors on Tlingit history and culture.

Originally a brothel during the Klondike Gold Rush, this bar once used dolls to denote when ladies were working.

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

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

The world's largest mountain carving could fit all of Mount Rushmore inside it many times over.

Nestled on the banks of the scenic Otter Tail River, this mill stands in memorial of Minnesota's flour-filled past.

A century-old landmark that once employed Sinclair Lewis and is still known for its ghost stories.

This wooden troll marks the starting point for Detroit Lakes' troll scavenger hunt.

The history of central Minnesota under one roof.

Nicknamed the "Grand Canyon of the North," this open-pit mine in Minnesota has a much shorter history.

The world's largest otter started his life as a high school shop project.

A jaw-dropping brutalist space church seems to have crash-landed in the middle of America.

This sprawling building built in 1890 was one of Minnesota’s earliest and largest mental health facilities.

This lone survivor of a regional franchise still slings delicious burgers and colossal servings of fries.

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

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.

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

17,400 lbs., 12 feet in diameter, and 29 years in the making.