I've lots of concrete houses on journeys to tropical climates- in my case, some Carribean islands and to a lesser extent SE Asia. The older ones were typically

I've lots of concrete houses on journeys to tropical climates- in my case, some Carribean islands and to a lesser extent SE Asia. The older ones were typically block built rather than panel built. I could also be confusing concrete/cement as I find it impossible to keep those straight. Rare in North America though.