>>4162583It's not 16:9 nor 16:10, but it's closer to 16:9.
>>4162557 the point remains. There are several Canaletto that are 2:1 or whider.
Many renaissance perspective paintings are 1:2 and 1:3
But there are a ton of examples from all times both vertical and horizontal: The Fourth Estate (Pellizza da Volpedo), Judith (klimt), View of Bracciano (Paul Bril)...
Amd we are not talking about frescos for obvious reasons.