The Buena Vista Social Club, Amy Winehouse, Katie Melua and Elvis Costello will be playing at the North Sea Jazz Festival in Rotterdam from 13-15 July (Northseajazz.com), alongside numerous jazz, blues, soul and funk bands. Day tickets cost €70, three days €170. Get there with Dutch low-fares airline Transavia (Transavia.com) which has a sale until the end of Tuesday, with returns from £70.