Didn't see any Aquasports, but here are a few memorable scenes:
Rode in a 1902 side-wheeler across Lake Garda - this was a cool boat! Those side paddle wheels really move some water. She was originally steam-powered and still has the boiler, but has been converted to diesel:
Venice main canal - every kind of boat you can think of - even center consoles - but no Aquasports
Some really pretty wood-hull water taxis:
Here was a beautiful boat we saw on Murano island:
And, of course, the Gondolas in Venice: