Dr Barnes' $25 billion private collection of art and arboretum.

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

A tour de force of a fountain, memorializing a man who loved fountains more than anything else.

Eccentric concrete mansion and museum designed and built by hand from the inside out.

This palatial botanical garden is home to one of the largest pipe organs ever installed in a private residence, and a piece of Wood's cycad.

A unique sculpture park that specializes in the huge and bizarre.