Crammed into a Baltimore row house is an oddities shop that sells everything from skulls to dead insects.

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

This shop and studio is dedicated to the art of the book, from letterpress to bookbinding.

Golden Gate Park's historic collection of plants.

The oldest burial ground in the city, final resting place of city founders, Ohlone natives and murderers alike.

In this century-old literary safehouse, print is alive and well.

A collection of 20th-century automata, penny arcade games, and musical contraptions.

A walk-in working camera obscura produces 360-degree live images of the San Francisco coast.

Relics of the 1894 Midwinter Exposition continue to delight visitors today.

Its buzzing collection honors vibrator history.

Olfactory delights in San Francisco's Botanical Gardens.

A tiny theater hidden in an alley plays a constant stream of short silent films for anyone willing to peer through the peephole.

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

Carnivorous plants, medieval aphrodisiacs, and the largest original wood structure glass conservatory in the western hemisphere.

A 140-year-old castle with underground caves hidden in San Francisco.

This shop specializes in oddities and Victorian-inspired wonders.

Century-old shop, specializing in Occult products.

The singer, actor, and activist lived here during his final years, and now it’s a museum dedicated to his legacy.

South Philadelphia is home to Keith Haring's only surviving in situ collaborative public mural.

The sounds of the world's largest fully functioning pipe organ dazzle shoppers at a Philadelphia Macy's.

This Philly landmark has a giant butterfly pavilion, three floors of insect displays, and withstood a $40,000 heist.

This museum boasts a bucket of teeth and tells the tale of a 20th-century dental circus.

The abandoned coal loading dock is a canvas for unsanctioned art.

The first American department store, and home to the largest operating musical instrument in the world.