I found right now the Maracaibo fort. The problem is the fort needs better textures
http://sketchup.google.com/3dwarehouse/details?mid=a4c4a13246ce9910aa3559b8fd850d9&prevstart=108
http://sketchup.google.com/3dwarehouse/details?mid=a4c4a13246ce9910aa3559b8fd850d9&prevstart=108