Modern architecture, Marques de Riscal Hotel, architect Frank Gehry, Elceigo, Alava, Basque Country, northern Spain, Europe

Titanium clad facade, Guggenheim Museum, Architect Frank Gehry, Bilbao, Basque Country, Spain, Europe

Titanium facade of the Guggenheim Museum designed by Frank Gehry, Bilbao, Basque Country, Spain, Europe

Titanium facade of the Guggenheim Museum designed by Frank Gehry, Bilbao, Basque Country, Spain, Europe

Olive tree against the titanium facade of the Guggenheim Museum designed by Frank Gehry, Bilbao, Basque Country, Spain, Europe

The titanium facade of the Guggenheim in Bilbao, Biscay, Basque Country, Spain, Europe

Guggenheim Museum, Bilbao, Basque Country, Spain

Guggenheim Museum, Bilbao, Basque Country, Spain

The Guggenheim Museum of Contemporary Art of Bilbao, nicknamed The Hole, contemporary museum built of titanium, limestone and glass, designed by Frank O. Gehry in 1997, Basque region, Spain, Europe