The African Buffalo Aviary at Antwerp Zoo is a wonderfull mix between the old (rhino house and adjacent Egyptian temple) and the new (restaurant and bird complex). Although i.m.o. a bit to small for a buffalo herd, 't is superb for the birds.
Bird collection of this aviary:
yellow-necked spurfowl (Pternistis leucoscepus)
vulturine guineafowl (Acryllium vulturinum)
crested guineafowl (Guttera pucherani)
golden-breasted starling (Lamprotornis regius)
ring-necked dove (Streptopelia capicola)
laughing dove (Spilopelia senegalensis)
speckled dove (Columba guinea)
African olive pigeon (Columba aquathrix)
Rüppell's vulture (Gyps rueppellii)
Violet turaco (Musophaga violacea)
White-crested turaco (Tauraco leucolophus)
African Spoonbill (Platalea alba)
Hadada ibis (Bostrychia hagedash)
Hamerkop (Scopus umbretta)
Cattle egret (Bubulcus ibis ibis)
Glossy ibis (Plegadis falcinellus)
White-faced whistling duck (Dendrocygna viduata)
Fulvous whistling duck (Dendrocygna bicolor)
Trumpeter hornbill (Bycanistes bucinator)
Von der Decken hornbill (Tockus deckeni)
Abdims stork (Ciconia abdimii)
Lilac-Brested roller (Coracias caudatus)