Four glass boxes hover over 1,000 feet in the air to give visitors an unparalleled view of Chicago.

The neighborhood of Eagle Rock is named after a gigantic boulder with a shadowy surprise.

World-famous, Pink's still manages to keep its prized cult fetish status.

Remants of foundations, streets, and streetcar tracks inhabit the cliffs where a landslide occurred in 1929.

Non-profit time travel mart sells goods you would need for a trip through the fourth dimension.

During prohibition, corrupt city officials ran drinking dens under the streets of Downtown Los Angeles.

The second largest waterfall by volume in the U.S., Willamette Falls is outdone only by Niagara in the amount of water that is pushed northward.

100-year-old shipwreck you can walk up to at low tide.

This frequently-photographed waterfall takes only a short hike to visit.

The seamy, underground secrets of Portland's criminal past.

The oldest tofu shop in the United States is a firm favorite with locals.

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

America's oldest Italian restaurant is a San Francisco institution.

The original place where water met land in the City by the Bay is outlined in brass.

The sole surviving relic of the San Francisco neighborhood cobbled together from old horsecars and streetcars.

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

Gold Rush ship-turned-hotel buried underneath San Francisco's financial district.

This partially buried wreck is one of the most complete of its kind but is only revealed when the sea allows.

The restored and active Victorian-era final resting place of San Francisco.

An overlooked and unassuming engineering marvel.

A museum befitting the city responsible for supplying the majority of the world's LSD.

Get lost in this haunting fairytale art walk through a man-made eucalyptus grove.

The remains of a deserted steamboat sit rusting beside an old ferry pier and an abandoned train platform.

Built by the inventor of the radio, this abandoned hotel has housed early radio employees, military men, and a dangerous cult.