Wikipedia - Sikkim - Guide to the state, its geography, language, history, and demographics. Links to district and more specific data. - http://en.wikipedia.org/wiki/Sikkim
MSN Learning & Research Plus: Sikkim - Learn about this Himalayan state tucked in between Nepal and Bhutan, and situated in northeastern India. - http://encarta.msn.com/encnet/refpages/RefArticle.aspx?refid=761563306
Sikkiminfo - Gateway to state information including history, travel, photo gallery, and flora and fauna. - http://www.sikkiminfo.net
A Kingdom in the Clouds - Reporter Ron Gluckman's account of this magical erstwhile Kingdom, tucked in between Bhutan, Tibet and Nepal - http://www.gluckman.com/Sikkim.htm