The only visible piece of San Francisco's most famous shipwreck.

A 2,000-year-old Adena burial mound located along a busy street in Columbus, Ohio.

If you want to build a better mousetrap, first consult this small museum's massive collection of trapping tools.

Georges Seurat’s pointillist masterpiece has been recreated in Ohio in topiary form.

This whimsical campus lawn is dotted with large sculpted numbers and hidden mathematical formulas.

The entrance to this sinisterly named tunnel hides behind a Tim Hortons.

Pizza joint known for labor-inducing salad dressing.

An historic and oft-filmed spot for musclebound iron pumpers on the Pacific coast.

A three-story, three-dimensional hobo clown in a tutu welcomes CVS shoppers.

The house where Good Will Hunting was written is a surreal fairytale abode.

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

One of the world's longest murals depicts the history of diversity in Los Angeles.

The quiet canyon has a tumultuous history involving a doomsday cult.

This traditional garden in the San Fernando Valley doubled for Star Fleet Academy, and is irrigated entirely by wastewater.

The L.A. Zoo has a secret garden of rare bootleg cycads, a palm specimen dating back 280 million years.

Beautiful Victorian buildings from L.A.'s forgotten architectural past.

The neighborhood shop is a sort of tiny cactus museum full of exotic specimens you can take home.

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

Sister store to the Echo Park Time Travel Store.

A common entry point to the Griffith Observatory trail holds its own wonders.

A ghost town at the airport is now a refuge for blue butterflies.

Historic funicular railway, believed to be the shortest railroad in the world.

A spiritual retreat in the heart of Los Angeles offers stunning gardens and a labyrinth to lose yourself in.

These delicate buggers are some of the rarest fossils that have bubbled up from the Tar Pits.