While walking around Germany I found a truck that appeared to be a traveling dadaist art museum. It was unattended and you could walk in and see a bunch of shel

While walking around Germany I found a truck that appeared to be a traveling dadaist art museum. It was unattended and you could walk in and see a bunch of shelves with exhibit labels. The shelves were all empty. I was not sure if that was intended. Or if perhaps it was actually a traveling museum and it's pieces were being exhibited somewhere.