Complex sentence: The Berghof became something of a German tourist attraction during the mid- 1930s with crowds gathering at the end of the driveway or on nearby public paths in the hope that they might catch a glimpse of the Führer.
Split into simpler sentences: The Berghof became something of a German tourist attraction during the mid- 1930s. Visitors gathered at the end of the driveway or on nearby public paths in the hope of catching a glimpse of the Führer.