So much for being trained observers. The afternoon we visited Harry's Bar in Venice, it was a Saturday and abuzz with what you might call a non-celeb crowd of all ages, shapes and sizes, supplemented by an excitable mob jostling outside its modest entrance on Calle Vallaresso, near Piazzo San Marco.
Gosh, given the crush, Harry's must be good. We - both of us journalists - assumed that must be the normal state of affairs at one of the most famous, historic bars in the world. People were just so keen to get in...
Despite the crowd at the door, we didn't have to wait long. Every table in the dark downstairs room, the original bar, established 1931, was fully occupied, but after a few moments a smooth waiter ushered us up narrow stairs (he went up via the even narrower waiters' stairs so he appeared before us, like a conjuring act) into a dining room looking over the Canale di San Marco and the Grand Canal.
What a room! Generous big windows. Light yellow walls. Pale yellow linen tablecloths. Tables so cheek-by-jowl I kept elbowing a neighbouring diner. Who cares? We were soaking up what the writer Jan Morris has called a very "striking and pungent" atmosphere, in the same room formerly haunted by glamorous regulars like Charlie Chaplin, Ernest Hemingway, Truman Capote, Aristotle Onassis, the Aga Khan. It was declared a national landmark by the Italian Ministry for Cultural Affairs in 2001. Imagine that happening to a bar here...