Occurrence of Attributes in Original Text

The text related to the cultural heritage 'The Dolomites' has mentioned 'World War I' in the following places:
Occurrence Sentence Text Source
Mount Pasubio and Strada delle 52 Gallerie (a military mule road built during World War I with 52 tunnels) Altopiano di Asiago and Calxc3xa0 del Sasso, with 4444 steps, the world's longest staircase open to the public.