Memorializing an American tragedy of massive proportions.

A dramatic, 360-degree recreation of Pickett's Charge in the Civil War.

This palatial botanical garden is home to one of the largest pipe organs ever installed in a private residence, and a piece of Wood's cycad.

An indoor miniature village and labor of love for Laurence Geiringer, a model railroad enthusiast.

Sail through this subterranean show cave that is home to a legend that would go on to name nearly everything around it.

Frank Lloyd Wright's most iconic home dangles over a Pennsylvania waterfall.

The highest point in New Jersey is marked by a massive, if simply named, obelisk.

Infamous marsh filled with toxic waste, World War II-era London rubble, and dead mobsters galore.

Local lore claims this park is named after a young woman who jumped off a cliff.

This small-town pizzeria won the Hollywood lottery.

Yale University's home for rare works, including the mysterious Voynich Manuscript.

Tacoma’s 25-foot coffee pot music spot has served up over 80 years of concrete kitsch.

Nuclear reactor created the plutonium used on Nagasaki.

Shoreline strewn with the remains of ghostly fallen trees.

One small town in the Pacific Northwest transformed itself into a Bavarian-themed tourist destination.

Mysterious 500-year-old tapestries depict a unicorn hunt.

The highest peak in Wales is said to be the final resting place of a giant killed by King Arthur.

A volcanic landmark located on an Ice age lake bed.

A vertically floating hemlock controls the waves and weather at Crater Lake.

Only known mainland rookery of the threatened Stellar sea lion.

The longest continuous lava tube in Oregon.

Officially named the "Loneliest Road in America," this barren stretch of Nevada road offers almost nothing but sky and open fields.

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

A charming museum of natural history featuring dioramas and exhibits made entirely by college students.