Rome, 2 times, 14 days
Florence, 2 times, 8 days
Venice, 6 times, 14 days
Paris, 7 times, 20 days
London, 4 times, 10 days
Barcelona, 4 times 12 days
Lisbon, 2 times, 9 days
Athens, 4 times, 11 days
Copenhagen, 3 times, 10 days
Sydney, 3 times, 16 days
Santiago, Chile, 3 times, 9 days
Lima, Peru, 3 times, 7 days
Cairo, Egypt, 3 times, 11 days
Jerusalem, 1 time, 4 days (going back in 2024)
Hong Kong, 3 times, 11 days
Amsterdam, 2 times, 12 days
Tokyo, 1 time, 8 days
Moscow, St. Petersburg, Kiev, Odessa, Riga, Vilnus and Tallin, 1 time
Prague, 2 times 5 days
Warsaw, Kraków and Gdanzk 1 time
Can't list all it too much.
Some places, you want to return to, but others not so much. Also, for some places it is just not worth going, for example Beijing, China was great, but we did that well in several days and no desire to return.
Rome and London, yes, we will return.