Here's a little clip I took on my recent holiday to New England. Only taken with a little Canon MV940 camcorder. This whale seemed happy to swim alongside us for 5 minutes allowing some reasonable views.

http://myspacetv.com/index.cfm?fuseaction=vids.individual&videoid=21020866

This was taken on the New England Aquarium whale watching boat that sails out of Boston harbour.