I'll be there the same time, August till October. I'll be landing in Amsterdam, first. I'm 19 and from Detroit, Michigan. I ahve a loose itinerary, so let me know what you're doing. Someone gave me this website that was awesome, so I'm spreading the news to you now.
Couchsurfing.com (it helps you find other travelers and people who will let you stay with them, FOR FREE!!)