€ Euros. Can easily be exchanged in banks or obtained from an ATM in resorts or cities for a small charge. Exchanging money is more difficult in smaller towns and villages.
Spanish, although in tourist areas English is very common and Italian and German are also spoken.
+34 for Spain then 928 for Gran Canaria. Mobile numbers begin with (0)6.
Visitors from the UK only need carry their valid UK passport to enter Gran Canaria.