The former estate of the Guggenheims, part of the opulent Gold Coast that inspired the Great Gatsby.

In upstate New York, gorgeous waterfalls and a watermill are slowly being reclaimed by nature.

Surprisingly aquamarine waters fill deep lakes formed at the end of the last ice age.

Abandoned rock quarry now a haven for mountain bikers and hikers.

A Frankenstein blend of science and art allows one tree to produce 40 different types of stone fruit.

This Art Deco fortress in upstate New York gives Manhattan's vaunted examples of the style a run for their money.

This Niagara Falls tourist trap is a world bright with neon and curiosities that will inspire love, hate, or a mixture of both.

A 19th-century architectural wonder designed by the "father of the skyscraper."

The absurd creation is a compulsory destination for selfies in Buffalo.

The seat of Buffalo government is a gorgeous Art Deco palace.

The Old Courthouse takes visitors on a captivating trip through St. Louis' timeline.

A giant, Gilded Age mansion that once belonged to the beer baron of Milwaukee.

A home designed to be on the cutting edge of comfortable, low-cost living.

This massive oak tree has ties to the first native tribes of the region and the founders of Texas.

This simple frog painting created by musician Daniel Johnston embodies the spirit of Austin.

Continuing the tradition of the dime museum in style.

A store full of vintage and indie toys designed to bring out the kid in even the crustiest of adults.

Home to the largest urban bat colony in North America, estimated at 1.5 million bats.

The alley connecting two of country music’s most historic venues has a rich history of its own.

Victorian-era Egyptomania left its mark on this Nashville landmark.

This church houses the “incorrupt” body of its founding Bishop.

The grave of America's 11th president is not in some grand monument but instead it's hidden away on the grounds of the Tennessee Capital.

This replica of the Greek structure is in the heart of Nashville.

Knoxville’s architectural icon was the symbol of the 1982 World’s Fair, even catching the googly eye of Bart Simpson.