A gorgeous, Gaudí-esque stairway constructed in the city of Istanbul by a prominent Jewish family.

This remarkably well-preserved Egyptian plinth is pretty well traveled for a giant piece of stone.

A marvel of Byzantine engineering under the streets of Istanbul.

Wander down a side street dedicated to one of the members of the Beat Generation.

The historic building's ornate stained glass fixture has survived the devastating 1906 earthquake, ensuing fires, and multiple redevelopment attempts.

These six walrus head statues harken back to a time when this area wasn't far from the oceanfront.

The second building of its name to occupy this location might be the finest flatiron building in San Francisco.

This contorting sculpture is the tallest in San Francisco.

Only hotel where you can legally launder money.

Faceless white figures loom over the city from the rooftop.

One of the oldest producers of hand-folded fortune cookies still uses its original secret recipe.

San Francisco's oldest surviving monument and meeting place for 1906 survivors.

The last remaining relic of San Francisco's glittering 1915 Panama Pacific Exposition.

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

A huge musical instrument played by the ocean.