Fortifications built by the Austro-Hungarian Empire
ALTO ADIGE
ARAD
BRENNER
BUDAPEST
GARDA
KOMARON
KRAKOW
LEGNAGO
LINZ
LUXEMBOURG
LVOV
MALBORGHETTO
MANTUA
PASTRENGO
PESCHIERA
POLA
PREDIL
PRZEMYSL
RIVOLI
SEXTEN
TRIENT
VAL COSTEANA
VENICE
VERONA