funalliance.com - nice collection of Yixing teapots, Chinese tea, Yixing tea accessory
chineseteas101.com - basics of doing Chinese tea 
chinese-tea.net - knowledge of Chinese tea 
Yixing Teapots dot net - knowledge of Yixing teapots
YiXing Teapots - about YiXing teapots
Chinese Tea - talking about Chinese tea
Chinese Tea culture in Taiwan - The Yixing Art of Tea Drinking