San Francisco's oldest surviving monument and meeting place for 1906 survivors.

When you visit his grave, be sure to rub the Great Emancipator's nose for good luck.

This titanic oil company sign is a reminder of the Americana boom of the 1970s and also its commoditization.

What was once a presidential estate is now an exotic menagerie and home to the Budweiser Clydesdales.

Less a museum than a bizarre fantasy world created by artists and engineers.

Once one of the world's great cities, Cahokia was a place of religious worship, trade and mass human sacrifice before being mysteriously abandoned.

Megachurch turned Catholic church comprised of 10,000 glass panes.

This charmingly homemade amusement park has been growing for 40 years.

This Oakland fairytale kingdom, fiercely devoted to childlike whimsy, was an early inspiration for Disneyland.

This public art piece proves that in Portland even reporting the weather is a thing of whimsy.

A beautiful 62-acre Catholic shrine and botanical garden.

Portlandia is the second-largest copper repoussé statue in the United States.

Beyond being incredibly fun, not much can be said about the Hole with certitude.

The former site of an all-but-forgotten colonial landmark is now remembered by an often overlooked bas relief.

The tomb of Increase Mather and his son Cotton, influential colonial ministers obsessed with the occult.

This monument on Breed's Hill proves that one of the most famous battles of the Revolutionary War is misnamed.

This headstone marks the grave of an 11-year-old boy killed during clashes in the streets over the boycotting of British goods.

Macabre headstones carved with winged skulls, dancing skeletons, and pithy reminders of impending death.