Lauter Steine – LEGO® Fan Event Returns to Stadthalle Landstuhl For the third time, the popular LEGO® fan event “Lauter Steine” will take place on September 5 and 6, 2026, at Stadthalle Landstuhl. Following two highly successful editions in recent years, visitors can once again look forward to a fascinating world built from thousands of colorful bricks. The event has quickly become a cro