Springtime is a great time of year to clear away the cobwebs and to try new things - hey any time of year is a good time for that. But I digress.
Open Culture website. It bills itself as "the best free cultural and educational media on the web", and I'd agree.
There are thousands of free courses including languages, free films, documentaries and interviews, ebooks. There is free music and lots of random cultural things too.
As a writer I'm loving reading all the writing tips from authors as diverse as Ray Bradbury and Toni Morrison, and the recordings made by authors like Sylvia Plath and Dylan Thomas. The free audio books include some poems.