Two weeks from tomorrow, Nintendo will stream their own press conference online from 9am PST (12pm EST, 5pm BST, 2am Sydney) here. Their coverage should provide more details on the Wii's upcoming line-up, more titles for the 3DS, as well as unveiling Project Cafe. "Additional Nintendo Network coverage" will be provided on the site, chalk full of trailers, video segments, interviews, amongst many other topics.
Nokia theatre, in Los Angeles, will play host to Nintendo for their E3 press conference on Tuesday, June 7.