IF talking about member made maps....
Terra Carnivora (And in that map pack, I like Rimwood and Clock Tower with all of its branching maps, especially Evernight and Thunder Isle)
Otium Silva
Amorwind
Anota
Moonrise Forest
Ponderosa Mountain
Those are all wonderful maps/map packs.
Feral City was the good ol' days! But I miss the old Bonfire for sure - Simply because it was the biggest hangout place there was. I'm pretty much a social butterfly so...