Simon Guggenheim (1867–1941), former Colorado senator and one of the heirs to the Guggenheim fortune. The entire project—plans, materials, construction, furnishing—was provided by Senator Guggenheim.

For the first time in the history of architecture a true logarithmic spiral has been worked out as a complete plastic building: a building in which there is but one continuous floor surface: not ...

The Solomon R. Guggenheim Museum, or simply, "The Guggenheim," is one of the most well-known art museums in the country, and it's just as renowned for its cutting-edge design as it is for its pieces.