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
Alpes-Maritimes Turini, and Turini-Camp d'argent in the Authion mountains. According to the general census of the population on 1 January 2008, 23.2% of available housing in the department were second homes. The asteroid 100122 Alpes Maritimes is named in the département's honour, on the occasion of the thousandth discovery made from its territory. Alpes-Maritimes Alpes-Maritimes (; ; , "Maritime Alps") is a department of France located in the extreme southeast corner of the country, near the border with Italy and on the Mediterranean coast. Part of the Provence-Alpes-Côte d'Azur region, it had a population of 1,080,771 in 2013. It has become