Here’s 44 places where you can spot trends, discover niche markets,
& find out what people want right now.
http://www.alexa.com/site/ds/top_500
http://www.amazon.com/
http://www.amazon.com/gp/earlyadopter/browse.html
http://www.amazon.com/exec/obidos/tg/browse/-/599858/
http://hot.aol.com/hot/hot
http://www.barnesandnoble.com/
http://www.ebay.com/
http://pages.ebay.com/sellercentral/hotitems.pdf
http://pulse.ebay.com/
http://www.ehow.com/
http://groups.google.com/
http://news.google.com/
http://www.google.com/press/zeitgeist.html
http://mciu.org/~spjvweb/searchtip.html
http://www.lulu.com/
http://50.lycos.com/
http://www.magazines.com/
http://www.mediafinder.com/
http://www.meetup.com/topics/
http://www.mrmagazine.com/home.html
http://www2.shopping.com/top_searches
http://www.trendsetters.com/
http://www.trendwatching.com/
http://buzz.yahoo.com/
http://dir.yahoo.com/Recreation/Hobbies/
http://pages.ebay.com/sellercentral/whatshot.html
http://www.pricegrabber.com/search_books2.php?book_id=10824631&search=next+great+bubble+boom
http://www.thehobbyportal.com/
http://www.43things.com/zeitgeist/recently_popular_goals
http://en.wikipedia.org/
http://dir.yahoo.com/Recreation/Hobbies/
http://www10.shopping.com/cdi
http://en.wikipedia.org/wiki/Main_Page
http://answers.google.com/answers/
http://www.allexperts.com/
http://pages.ebay.com/marketplace_research/
http://pulse.ebay.com/
http://labs.google.com/sets
http://www.magazines.com/
http://www.whonu.com/
http://www.google.com/trends
http://www.blogpulse.com/trend
http://froogle.google.com/
http://www.webmasterautomation.com/forumdirectory.pdf
If you know of any other resources please share 
Just post a comment with the additional sources url
and I’ll check it out and add it to the list.
Hope you find this helpful.
