Despite what scientists think, the town still says this is an extraterrestrial rock.

The sign to a demolished amusement park now stands in front of a local library.

A young woman's senseless murder led to the controversial psychological theory of the "bystander effect."

Before becoming a public park, this spot was a shell midden, a fort, and an amusement park.

A monument to the forgotten French explorers and their landmark expedition.

The remnants of a creative early method of wildfire prevention.

These biodiverse university gardens form a green oasis amid the urban chaos of Mexico City.

A community gathering place that once housed half-ton tanks and the World's Fair.

This strange sculpture of a menacing skull surrounded by sun rays was discovered at the foot of the Pyramid of the Sun.

The New Central Library is a masterpiece of contemporary architecture in the midst of downtown Calgary.

This Portland Art gallery doubles as a studio that supports adults with intellectual and developmental disabilities.

This nomadic monster has divided opinions as it prowls across Canada.

Where Santa Claus held up a Texas bank and started a statewide manhunt.

The Mexican painter Diego Rivera created this unusual museum to display his collection of pre-Hispanic artifacts.

The first custom-designed building to showcase the works of Dale Chihuly is a wonderland of glass and light.

A monument to the one-armed geologist who led the first documented expeditions through the Grand Canyon.

By public opinion, this is Canada's knottiest tree.

This former industrial site has transformed into a community sculpture garden that hosts monthly Full Moon parties.

An enormous goose sits atop this nest-shaped home.

One of the largest pieces of scientific equipment ever carried on a NASA space shuttle sits in a Chicago alley.

A 19th-century horse lover's bequest led to the construction of this unique fountain in Chicago.

Pumpkin-like gargoyles and grotesques peer down from the rooftop of this unassuming apartment building in Illinois.

Decorated by local artists, the city's utility boxes have become three-dimensional canvases.

Every January 6, young men dive into Spring Bayou in search of a cross and a year's worth of maritime blessings.