Palazzo Contarini del Bovolo is located in Corte Contarini, del Bovolo, in Venice, Italy. The palace was built in the late 15th century and is know for it's famous spiral staircase, the Scala Contarini del Bovolo, which translates roughly to staircase of the snail. The 90 foot tall staircase includes Gothic, Renaissance and Byzantine elements in its design. Pietro Contarini was the owner of the palace in 1489 when he hired Venetian artisan Giovanni Candi to undertake construction of the staircase and alterations to the inner courtyard. The scala remains one of the hidden treasures of Venice and was used for location photography in Orson Welle's 1952 film version of Macbeth.