Provence-Alpes-Côte d'Azur daily basis, but cities are investing in public transport networks such as Marseille's subway (2 lines) and tramway (3 lines), Aubagne's tramway (1 line) and Nice's tramway (1 line). Other networks existed at the beginning of the 20th century in smaller cities such as Aix-en-Provence, Avignon, La Ciotat and Toulon but are now gone. Major universities of the region include the Aix-Marseille University, the University of Toulon, the University of Avignon and the University of Nice Sophia Antipolis. Other towns have higher education classes but no Universities. Provence-Alpes-Côte d'Azur Provence-Alpes-Côte d'Azur (; ; ; PACA) is one of the 18
Société scientifique et littéraire des Alpes-de-Haute-Provence Société scientifique et littéraire des Alpes-de-Haute-Provence The Société scientifique et littéraire des Alpes-de-Haute-Provence is a learned society founded in 1878. It was originally called the Société scientifique et littéraire des Basses-Alpes, before the department's name change. Its offices are in Digne-les-Bains, the administrative centre of the department. It was decreed a departmental registered nonprofit organisation on July 6, 1981. The society claims close to four hundred members and publishes a biannual journal "Chroniques de Haute Provence". Its goal is to promote the sciences, the classics, and the arts, and includes anything which concerns or is related to the department in