Standing in the Cristina Enea Park, the building is presently occupied by the Fundación Cristina Enea, created to raise awareness on environmental issues and sustainability. The present distribution of the mansion, which dates from 1890, is the work of Jose de Osinalde. Today is ground floor is occupied by the Fundacion Cristina Enea. Entering through the front door, you will come to the reception and the large wooden stairway. The second floor houses the office ones used by the Duke of Mandas and two exhibition spaces. Lastly, the building has a gallery for traveling exhibitions that connect the main building to an educational room in the former chapel. There is also a rest area for visitors. https://www.sansebastianturismo.com/en/to-do/culture-art-architecture/mansions-and-castles

What is today San Sebastián's City Hall was home to the city’s Gran Casino from the time it was opened on 1st July 1897 until it was closed in 1924 with the prohibition of gambling. Its roulette tables and Dance Hall, currently the Plenary Hall, provided entertainment for politicians, writers and artists in the Belle Epoque period. https://www.sansebastianturismo.com/en/to-do/culture-art-architecture/belle-epoque#ayuntamiento