An overlooked memorial honoring the local Washington residents who died in World War I.

Florida’s half-sized replica of the Vietnam Veterans Wall.

A granite monument honors a beloved World War II canine mascot.

A small and somewhat hidden memorial to 68 local veterans of the Vietnam War.

Hidden high on a remote mountain peak is a humbling and mysterious Vietnam War memorial.

This super-sized statue is the only public memorial to the deal that ended America's neutrality during World War II.

This monument commemorates the only American soldiers to have directly fought Russians during World War I.

This grove was planted more than a century ago by the War Mothers of World War I.

This monument is dedicated to those lost on June 6, 1944, in the town with that day’s highest per-capita casualty rate.

Hidden in the hills of Hollywood, this secluded Oz-themed garden is dotted with dozens of thrones.

America's most famous piece of self-built architecture.

In a city filled with Frank Gehry buildings, one stands out as one of the architect's weirder works.

The largest permanent Monopoly board makes one of the longest games even bigger.

San Franciscans leave gifts and messages for the magical beings that live behind the tiny, mysterious door installed on a tree in Golden Gate Park.

A quirky collection of figurines backdropped by city views is hidden next to a popular restaurant in the Hollywood hills.

A carousel trades in its classic horses and calliope for endangered species, native flora and fauna, and a modern soundtrack.

A playground built by the kids that is a child's wonderland, and a helicopter parent's nightmare.

The sun acts as a key that only fits this giant keyhole twice a year.

340 bicycles, 65 feet high.

The classic Atari game's iconic aliens have invaded downtown San Diego.

This mysterious series of teeny guerrilla installations sheds a whimsical light on street art in Oakland.

This giant spider sculpture made from the iconic car is one giant visual pun.

This childhood throwback has hundreds of arcade games and pinball machines to transport you back in time.

A second generation sun-powered marvel lights up the night.