This observatory high on a hilltop in the center of Santiago got its start in 1852.

An ice cream parlor chain that caters to vegans and pinball fans equally.

The tech giant built three enormous glass orbs in Seattle so employees could work inside a rainforest greenhouse.

A wall of chewing gum moonlights as collective art.

This working class sculpture pounds his hammer all the livelong day.

A house filled to the brim with oddities and curiosities.

A huge musical sculpture and other art installations on the National Oceanic and Atmospheric Administration grounds.

A giant Troll lurks under one of Seattle's oldest bridges.

Offering an enjoyable alternative to the standard hellacious post office trip.

A mining town, now abandoned, was built in a canyon so narrow that the railroad ran right through the hotel lobby.

A 400-foot-tall tall map of Chicago makes this once-ignored building stand out.

A gothic church spire sits atop this skyscraper, the tallest church in the world.

This whimsical Oz-themed park had a wonderful impact on the surrounding neighborhood.

Allowing humans and fish alike to migrate from freshwater to saltwater and back again.

This graveyard contains markers and monuments dedicated to some of the darkest chapters in Washington's history.

This Seattle museum displays the history of the telephone through an impressive collection of telecom equipment.

Opulent downtown movie theater now houses cars as an indoor parking garage.

Advice-columnist's bell tower, paid for with pennies.

A place to eat for on-the-run agents and espionage enthusiasts.

The bugs crawling down the front of this office building are almost as big as a '68 VW Beetle.

Six tiny houses built for working class people form the largest intentional cluster of Wright homes anywhere.

Eternal resting place of the grave robber and murderer who served as inspiration for many of cinema’s famous madmen.

A metal ring in the middle of the road marks the exact spot where the Soviet satellite crash-landed in 1962.

These Great Lakes sea caves accessible by boat in the summer turn into temples of ice reachable by foot in the winter.