I live in the southern US, and my house basically has this built-in. There’s a big fan in the middle of the house that blows air into the attic, so if you open a few windows and flip the fan on it creates a breeze through the whole house.
Make sure your sewer traps haven’t dried up though. I turned it on with the house closed up one day and it sucked in air through the shower drain in the guest bathroom that hadn’t been used in a while…
People from the "hotter" regions, how do you deal with the heat?
I am from Eastern Europe and this is the hottest summer on my memory. For at least 3 consecutive years the heat is breaking all records....