 Roskilde Museum is a local history museum, run by the municipalities of Roskilde, Frederikssund and Lejre.The main branch in Roskilde, on the corner of Sankt Olsgade and Sankt Olsstræde, is based in two listed buildings, "Sukkerhuset" (the Sugar House) and "Liebes Gård" (Liebe House), a former sugar refinery and merchant's house.The Sugar House was built by a consortium led by Johan Jørgen Holst as a facility for the processing of raw sugar from the Danish West Indies.