The best Tiki bar in Las Vegas.

A piece of the iconic wall found an unlikely new home in a Vegas bathroom.

Fans of vintage Vegas, kitsch, and toy pony-based gambling now flock to a casino called The D.

Temporary Burning Man sculpture made of two 18-wheelers.

Back in 1952, you could get a mushroom cloud chaser with your atomic cocktail.

Las Vegas's very own 40-foot-tall fire-spewing praying mantis.

“Live hard, ride fast, eat pizza” at this joint filled with Evel Knievel memorabilia.

The second-largest gold nugget in existence, displayed in a Las Vegas casino conveniently named the Golden Nugget.

The so-called "Father of Las Vegas" had the city's first telephone installed in his office in 1907.

An overlooked monument to the celebrity gangster who helped put the sin in Sin City.

An exotic wildlife habitat right off The Strip.

These markers are used to determine the ground stability of the Strip.

Formerly the world's largest, this Willy Wonka-esque contraption runs 24/7.

These banned cigarette vending machines now sell little pieces of pocket-sized art.

Fittingly, America's museum of architecture is itself a magnificently designed old building.

Rumor has it the uncarved lump behind the three famous suffragists is reserved for the first woman president.

Was there a small "backpack nuke" hidden in the attic? JFK apparently thought so.

D.C. once had its own tiny rival to the New York Stock Exchange.

Legend has it that President Grant’s frequent drinking in the lobby gave rise to the term “lobbyist.”

This nine-story building is the oldest standing skyscraper in D.C.

A replica of the famous memorial statue at the Normandy American Cemetery hides in an office building in downtown D.C.

A three-story tower of books about Abraham Lincoln is one of the more unusual monuments to the president.

This unassuming passageway played a key role in one of the most important events in U.S. history.

One of the most influential presidents in U.S. history wanted only this plain, elegant monument as his lasting memorial.