This 19th-century ghost town offers a stunning view of Lake Michigan and a journey through the region's industrial past.

This observatory comes complete with three separate telescopes and a dedicated community of amateur and expert astronomers.

This lighthouse and shipwreck museum keep a torch burning for the memory of the SS Edmund Fitzgerald.

The grandiose interior of this bar speaks to its past as home to famous jewelers and railway offices.

The park is home to the United States's only still-operating Dutch windmill.

Opulent downtown movie theater now houses cars as an indoor parking garage.

The writing studio of an American adventure author, built in the style of a medieval castle.

Largest magic museum in the United States with more than half a million pieces of memorabilia.

The city is full of whimsical portals to another world.

This freshwater spring fills with 10,000 gallons of water per minute.

This homegrown adoption center offers a wonderland of feline companionship.

The juke joint where legendary soul artists ate, drank, and made merry.

This head-spinningly bizarre Depression-era art cave is wall-to-wall quartz and Jesus.

Sloth rehabilitation center in the jungle of Costa Rica.

Walk up a ramp through a forest for panoramic views of Lake Michigan.

Largest outdoor staircase in the United States.

Alongside this Memphis trail are several sculptures that show trail-goers how to relax.

One of the last Depression-era bandshells still standing was the site of Elvis Presley’s first live concert.

The hotel where Martin Luther King Jr. was shot is now a museum dedicated to his work.

This Memphis recording studio launched the careers of Jerry Lee Lewis, Johnny Cash, and Elvis Presley.

A factory in Milwaukee where poop is reclaimed… and recycled.

This holy goods emporium is where priests go for a little retail therapy to outfit their churches.

Quirky water tower advertises the long-gone Brooks Tomato Products Co.

Robots, lasers, and whoopee cushions, oh my!