De Otter was placed on the list of monuments in 1977.
The stations have been kept in their historical condition, and are on the list of national monuments.
In 1987, the building was added to the supplementary list of historic monuments.
In 1961, it was added to the list of national historical and cultural monuments.
The house is on the list of municipal monuments.
The theatre was added to the list of historical monuments in 1975 and is always in activity, putting on a new performance each year.
The bridge was included on the list of national monuments (resolution 5-285) in 2001.
The church was included in the list of historic monuments.
In 1939 the house was added to the list of monuments in central Hamburg.
It is included in the list of monuments of the town.