Exquisite irises bloom every spring in this hillside garden.

The literary king of the Jazz Age was born in this lovely Minnesota home which still honors his legacy.

The home where a lovestruck Fitzgerald wrote his first published novel, "This Side of Paradise."

At this Minnesota state park you can easily wade across the source of the mighty Mississippi.

Find out what it sounds like when doves cry at Prince's recording studio estate turned museum.

An architecturally-focused antique shop.

20,000 pieces in a Frank Gehry-designed building.

These curious caverns have been home to mushrooms, gangsters, and disco.

A museum within a museum, devoted to history's most questionable medical devices.

The famed architect designed this Minnesota gas station of the future with a lookout tower.

This lab's maddening silence is good for business but bad for sanity.

Giant Redwood-themed cafeteria operates under the golden rule, "Dine Free Unless Delighted."

America's Most Wanted's set resides in this tribute to the history of crime and punishment.

Bar full of oddities, specimens, artifacts and homages to the great dime museums of the past.

An easily overlooked memorial to a Ukrainian famine-genocide that killed over 4 million people.

The most accurate timepiece in the world.

Largest Roman Catholic church in North America.

The oldest continuously operating fish market in the United States.

A monument in Washington D.C. marks the spot from which all other roads were supposed to stem.

The Byzantine, pre-Columbian, and medieval art at this stately mansion are some of the most under-appreciated collections in D.C.

There's a 12-foot-tall replica of the Washington Monument hidden under a manhole nearby.

The United States Capitol's former columns still stand.

This Georgian-style house built in 1746 is the oldest surviving structure in Bladensburg.

A total of 14 men held the title of "president" before George Washington—their historical legacies are enshrined in the lobby of a hotel.