Legends surround an ancient tree trunk riddled with nails for good luck.

An ongoing medieval tradition of communal pig husbandry is honored with a handsome granite sculpture.

Gargoyle head that brings good luck.

Carved fountains poignantly placed in parks and in front of special monuments.

Stockholm's decidedly unique public transit system has doubled as the world's longest art gallery for decades.

A colossal strolling Pinocchio that was greeted with more outrage than whimsy.

This graceful little figure is a one-of-a-kind version of the cherished character.

Statues of Ramona Quimby, Henry Huggins, and Ribsy the dog in the park where their adventures "really happened."

Life-size bronzes of the Grinch, Cat in the Hat, Yertle the Turtle, Sam-I-Am, and the Lorax—and the author himself.

Mrs. Mallard and her brood are a beloved fixture in Boston Public Garden.

This whimsical group of statues is a favorite of children who love to climb all over Lewis Carroll's beloved characters.

A statue erected on an infamous cliff where young boys would hold dangerous "pee offs" to prove their mettle.

This endearingly discomfited urinating statue commemorates the sneaky pees had by us all.

The ruins of this old church are slowing sinking into the sand.

Centuries-old bridges grown from tangled roots.

A Texas museum filled with Broncos and Betties.

On the Oregon coast there is a natural hole that seems to be draining the sea.

These old stone ruins in the Oregon wilderness were once bathrooms and are steeped in legends of murder.

A collision of human error and natural geothermal pressure created this rainbow-colored geologic wonder.

An exquisite tunnel of cascading flowers.

The sound of swaying stalks in this stunning grove has been named a governmentally recognized sound.

An artsy hidden staircase leads to breathtaking views of San Francisco.

A layered tribute to the work of mosaicist Isaiah Zagar.

A huge musical instrument played by the ocean.