If you have the time, scope and filters, should be pretty cool. NASA will be doing a live feed on their site.
http://www.vox.com/2016/5/8/11612978/mercury-transit-watch-2016 (http://www.vox.com/2016/5/8/11612978/mercury-transit-watch-2016)
thanks . . .
but, [bang] [bang] [bang] [bang] . . . it's cloudy [bang] [bang] [bang]