Fittingly, America's museum of architecture is itself a magnificently designed old building.

This lonely waterfront memorial to the men of the Titanic was erected by the "Women of America."

This lovely pocket park is one of the most under appreciated in D.C.

The first full-scale tunnel built in America is short but scenic.

Once the largest windmill outside of Holland, with enormous 114 foot sails.

Depicting scenes of everyday life - and specific individuals - in Great Depression era San Francisco.

Staircase winds down the side of Telegraph Hill through gardens, wild parrots flying overhead.

A huge musical instrument played by the ocean.

The seawater playground of gilded-era San Francisco burned to the ground in 1966.

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

The tea room that pushed the boundaries of adorable straight into...we can't find the words.

Its buzzing collection honors vibrator history.

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

Golden Gate Park's historic collection of plants.

Olfactory delights in San Francisco's Botanical Gardens.

A shop full of natural curiosities, carnivorous plants, and costumed taxidermied mice.