The subtle sunshine of spring is finally on the horizon, and so are a host of exciting cultural events. Whether you’re looking for something to keep the kids busy while off school, a belated Valentine’s date day out or weekend plans that’ll make you sound cool, here are our picks for what to see, do and listen to around Europe right now. Exhibitions’Yoko Ono: Music of the Mind’, London, UK While best known for being the wife and creative partner of late Beatle John Lennon, most may not be familiar with Yoko Ono’s solo artistic achievements. A new exhibition at London’s Tate Modern hopes to rec…