The Sala de Hribar is located on the first floor and was named after the Mayor Ivan Hribar. At the time of its mandate the city received numerous news and acquisitions: the canalization, the first hydroelectric power station, the first public transport to electricity - the tram; 16 of May 1905 the city council bought Ljubljana Castle.
The Ivan Hribar Room is located on the first floor and honors Mayor Ivan Hribar. During its tenure, the city underwent substantial growth: the construction of canals, the establishment of the first hydroelectric power station, the introduction of public transportation to electricity via tram; in 1905, the city council acquired Ljubljana Castle.