Ashton Kutcher and Mila Kunis performed vacationers for the day whereas vacationing in Venice. The actors have been joined by their daughter Wyatt Isabelle, 8, and son Dimitri Portwood, 6, on a romantic gondola experience via town’s canals Thursday. Though Kunis and Kutcher hardly ever share photos of their children, they took numerous images of their little ones whereas out on the tour. After getting off the gondola, the pair whipped out a map to get their bearings earlier than heading to the following vacationer vacation spot. On the Rialto Bridge, the couple — who tied the knot in 2015 — snapped a collection of selfies with their youngsters, together…