The Sanctuary of Madonna di San Luca in Bologna has close ties with the city of Istanbul in Turkey.
Economy and Ecology together in Ancona
The region that boasts the most eco-friendly vehicular circulation is, historically, Emilia Romagna, where 15.60% of the vehicles in circulation are fueled with LPG or CNG. The Marche region is in second place with 14 % and one city, Ancona, among the most eco-friendly in Italy, in this respect, where the vehicles fueled with CNG outnumber those fueled with LPG by three to one and where the data do not change even for new registrations.