Usually I name areas as work zones.
In my NA zoo, which I have based on national parks of North America. Such as Denali, shanadorah, Yellowstone etc.
My feline only zoo, I have 4 sections.
House of stripes: bengal, Siberian, striped hyena
House of spots: jaguars, clouded leopards, snow leopards and Amur leopards.
House of camouflage: Eurasian Lynx, cougars and caracal.
House of the pride lands: spotted hyenas, cheetahs and lions.
My primate exclusive
Monkey barrel for all monkeys
Ape escape for all great apes
Other apes: lemurs and siamangs and hopefully more