The atmospheric and magnificent Onni ballroom has a direct view of the Church Square and Porvoo Cathedral. The space can be divided into two units and at its maximum it is designed for 80 guests. The ballroom also has a private entrance and a sheltered terrace.
The atmospheric and magnificent Onni ballroom has a direct view of the Church Square and Porvoo Cathedral. The space can be divided into two units and at its maximum it is designed for 80 guests. The ballroom also has a private entrance and a sheltered terrace.
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