From seeing Maggie's forlorn expression in the pictures below, you might think that Durant was arrested for drunkenness during a dog walk, or that Maggie was jailed for sneaking treats at the Memei pet shop.
Fortunately, the real explanation is more benign:
The bearded twosome were watching our 3-year-old grandson Jack from the street alongside the gardens of Ca' Rezzonico, a.k.a. the Museum of 18th Century Venice. The gardens are open to the public, and they include a tiny playground for young children.