One of the now-less-hidden floral gems of the "Emerald Necklace."

A men’s restroom became a sandwich shop.

This imposing Masonic temple a mile from the White House was the first public library in Washington, D.C.

This little blue house pokes out over the campus of UC San Diego, seven stories high.

Painstakingly built dioramas sit unnoticed in a Boston office building.

A herd of 150 bison live on California's Santa Catalina Island and are at the heart of an ongoing debate between environmental protection and economic expansion.

Manhattan's deadly West Side railroad, which killed hundreds of New Yorkers, is remembered by this simple plaque.

The history of the tea trade is told in bas-relief on this historic pair of Boston doors.

The so-called "Bridge of Thighs" in Palm Springs allows nudists to discreetly cross the road.

Get lost in this haunting fairytale art walk through a man-made eucalyptus grove.

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

This impressive Boston holy house is the American mecca for Christian scientists.

This bridge was the birthplace of a unit of measurement based on a fraternity joke.

This unlicensed collection of fast-food memorabilia sits on the site of the first ever McDonald's restaurant.

The home of one of America's most beloved fictional characters has become a real world landmark.

This New York holdover was built to provide housing for shopgirls and still does not allow men above the lobby.

It should come as no surprise that the best view of the Hollywood sign is from Batman's lair.

Stripes of flowers bloom each spring in a 50 acre rainbow of color.

An unreal vintage shop that wears its dadaist influence on its zombie fish.

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.

A bomb shelter and some fireplaces are all that remain of the house Fred Roberts tried so hard to keep standing.

Light bulbs, scrap wood, and tinfoil comprise this homemade throne of the gods.

This sculpture by artist Fritz Keonig survived the 9/11 attacks and now stands as a monument to the victims.

The former locus of Boston's high culture has been shuttered and buried for over 70 years.