This missionary's legacy looms large over the Upper Peninsula of Michigan—literally.

No Gordon Lightfoot song, only a barebones monument to greed.

A historic grist mill and active sluice on the Black River.

The colonial city's social history is reflected in its fanciful door knockers.

The ornate miniature mansions were built for Istanbul's feathered residents.

A Florida college boasts the world's largest single-site collection of structures designed by Frank Lloyd Wright.

Dine amidst exotic plants at this former royal greenhouse.

Amazingly, this old machine within the Resorts Casino still functions.

A self-explanatory attraction allows fans to respectfully remember and honor a comedy legend.

The largest retailer of seashells in the world.

Massive crater in central Oregon.

A hollow cement depiction of time's inexorable effect on the human body.

The U.S. Supreme Court's secret Cold War relocation facility in the mountains of North Carolina.