This rare vessel mixed luxury with labor before being converted to a museum and sometimes haunted maze.

The watery grave of an impractical idea.

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

Water of undetermined depth has attracted rare fish and cult leaders alike.

The drama of nature in full effect in this Nevada State Park.

The second-largest gold nugget in existence, displayed in a Las Vegas casino conveniently named the Golden Nugget.

Las Vegas's very own 40-foot-tall fire-spewing praying mantis.

The best Tiki bar in Las Vegas.

An exotic wildlife habitat right off The Strip.

One of the world's tallest Ferris wheels takes visitors high above Las Vegas in a spinning party room.

Formerly the world's largest, this Willy Wonka-esque contraption runs 24/7.

This incredible collection of vintage pinball machines can be played at 25 cents a pop.

Dyed by iron oxide over centuries, these sandstone rocks rise thousands of feet into the sky.

The only Bahá'í house of worship in North America and one of only a handful worldwide.

These pretty kitties killed and ate as many as 135 railway workers.

This museum celebrating the almighty dollar lets visitors literally stand in the shadow of a million bucks.

This historic hotel invented the chocolate brownie.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

This massive stained-glass masterpiece is thought to be the largest Tiffany dome in existence.

A shining sculpture made of 3,115 lights, the number of visible stars in the Northern Hemisphere.

Chicago's Navy Pier on Lake Michigan was a training hub for aircraft carrier pilots during WWII.

The sign to a demolished amusement park now stands in front of a local library.

The young Black revolutionary was killed before getting to see a non-segregated pool in his hometown.