Solve the puzzle. Click with your mouse to move the pieces of polyominoes. (The puzzle requires Java enable browser.)
Polyominoes are figures formed of congruent squares placed so that the squares share a side.

This extraordinary spectral city lies halfway up the Andes Plateau, deep in the Amazon jungle, high above the Urubamba River. The Incas had already abandoned Machu Picchu when in 1535 the Spanish conquistadors defeated the Incan Empire. The city was then 'lost' for more than three centuries until the American explorer Hiram Bingham rediscovered it in the year 1908. See also: Machu Picchu and Geometric Art