Quite frequently questions about different accents and dialects of English comes us on the iTalki boards.

I stumbled on this website from the British Library today which has many, many different examples from around the UK, and I thought some people might find it interesting to explore.

http://www.bl.uk/learning/langlit/sounds/

Don't get discouraged if you don't understand a lot of the recordings, many of them would be difficult for native English speakers because of the thick accents and geographically specific vocabularly.