Lucca (in antiquity: Luca) is an Italian town in Tuscany with 89,046 inhabitants (December 31, 2015). The capital of the province of Lucca lies in the valley of the river Serchio about 20 km north-east of Pisa and 20 km east of the Tuscan coast. In the 13th and 14th centuries Lucca was one of the most influential European cities. Great importance was particularly the textile industry. Great places, Romanesque churches and medieval towers testify to the former importance of this town. Their four gates broken fortifications were begun in 1504 and completed in the 1645th The plants still well preserved today, the long ranked among the most remarkable in Italy, carrying a tree-lined promenade to the city center.