In Donostia-San Sebastian, visitors can enjoy surfing at Zurriola Beach, embark on a pintxo tour in the lively bars of the Old Town, and ride the funicular to Monte Igueldo for breathtaking views and amusement park excitement. Exploring the Aquarium with its diverse marine life and ocean tunnel is a must, as is attending a concert or event at the Kursaal Congress Centre. Notable sights include the scenic La Concha Beach, the historic Old Town with its Basque architecture, Monte Igueldo, San Telmo Museoa focused on Basque culture, and the Miramar Palace with its beautiful gardens.