OSM tag name=Panoptikum matches Panoptikum, April 2 in these Wikidata fields:
| Museums established in 1879 | building=museum, tourism=gallery, historic=museum, tourism=museum, tourism=attraction |
| Museums in Hamburg | building=museum, tourism=gallery, historic=museum, tourism=museum, tourism=attraction |
| Wax museums | building=museum, tourism=gallery, historic=museum, tourism=museum, tourism=attraction |