A legendary boxing venue and ring featured in Rocky V.

This two-room factory has been cranking out the musical signifier of zaniness for a century.

Prone to disastrous fires, the city of San Francisco has the Guardian, a fireboat gifted by residents, to watch over them from the bay.

The symbol was surreptitiously built into the river bank by German prisoners of war.

This winding road of 318 curves is a must-visit for (careful) motorcycle and sports car enthusiasts.

An unassuming nature trail winds through dozens of tiny houses built for the wee people.

The debris forms a solemn memorial to those who died in a 1963 accident.

The famous aviator's final resting place is a study in natural beauty.

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

This unusual lava tube spouts seawater during high surf.

The little-known final resting place of one of America's greatest writers.

Don't be a grizzly man. Get personal with Alaska's wild bears from the safety of this conservationist camp.

A cooled lava flow from the Haleakalā volcano formed these surreal-looking columnar basalt structures.

A large collection of motorbikes with some impressive gems.

The dairy farm in upstate New York where nearly half a million people gathered for three days of peace and music in 1969.

An ode to the friendship between four Pacific Rim countries.

A historic freight system that found the true gold rush is in tourism.

A throwback train ride transports passengers through one of the lesser-known national parks in the country.

A rare kind of blue bear can be found chiefly in the national park that shares their name.

This ancient Hawaiian henge may have been an early star chart.

Get up close and personal with these majestic fish.

While comics are the main attraction at this megastore, the second floor plays host to an exhibit fit for a museum.

The stone marker that Mason and Dixon placed at the eastern end of the famous north-south border they surveyed.

A monument to the center of the North American continent may be off by a few miles.