Gallese is an Italian comune in the Province of Viterbo, 35 kilometres from Viterbo. It was taken by Duke Thrasimund II of Spoleto in 737 or 738…Gallese is an Italian comune in the Province of Viterbo, 35 kilometres from Viterbo. It was taken by Duke Thrasimund II of Spoleto in 737 or 738, at which time it was essential to communications between Rome and Ravenna and had a large fortress.