The Historic Centre of Tallinn (UNESCO) is one of the best fortified cities in Europe. St.Olaf's Church with observation tower, Raekoja Plats, Town Hall, Broken Line Monument in memory of victims of the Estonia ferry disaster when 852 people died when the ferry sank (I have taken the same boat just 2 weeks before it sank, from Stockhom to Tallinn), Quartier de Rotermann, Kadriorg Palace and Art Museum. Kuressare Bishop's Castle. Parnü: golden sand beach, Estonia's premier seaside resort.