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

This seaworthy collection was sparked by one man's passion for sailing.

A museum and apothecary garden devoted to the history of frontier medicine.

No matter what the plaque under this massive legume says, this is not the world's largest peanut.

The remains of what was once the world's steepest passenger funicular.

Captain John Smith thought these cliffs were amazing in 1608 but sharks thought so 20 million years before him.

Home to the Amorphophallus titanum "Corpse Flower," which is among the largest flowers in the world and also smells powerfully of rotting flesh when in bloom.

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

An impressive collection is dedicated to the legendary beast.

This funicular railway rumbles along for a mile up the nearly vertical face of Chattanooga’s Lookout Mountain.

A unique attraction and museum dedicated to exploring iconic roadside structures.

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

A colorful architectural gem in Seattle's uniquely modern Central Library.