Learn about the artifacts under the National Building Museum’s care, some collected — such as the Washington National Cathedral Construction Archives Collection, the Raymond Kaskey Monumental Art Collection and the Architectural Toy Collection — and some borrowed, including the artifacts seen in the Museum’s latest exhibition, Flickering Treasures: Rediscovering Baltimore’s Forgotten Movie Theaters. Enjoy this behind-the-scenes tour and get a sneak peek at the newest acquisitions. Space is limited to 45 people.