I have to say that I really enjoy this new tube site that just came out:
www.gotsex.com

Almost all of the videos are 30 minute plus long porn scenes. The sex videos are of really high quality to.

There are a lot of good threesome scenes like this:
2 Sluts Threesome One Lucky Guy! – Two sluts threesome one lucky guy in this mega hot sex video.
2 Sluts Take On 2 Guys – 2 sluts take on 2 guys in the awesome xxx sex scene. There porn whore know how to handle some big dicks!!
Two Bubble Butt Sluts – Two bubble butt sluts get fucked hard by two big dicks and tossed around like rag dolls