3 links
A Kingdom in the Clouds
gluckman.com
Reporter Ron Gluckman's account of this magical erstwhile Kingdom, tucked in between Bhutan, Tibet and Nepal
Sikkiminfo
sikkiminfo.net
Gateway to state information including history, travel, photo gallery, and flora and fauna.
Wikipedia - Sikkim
en.wikipedia.org
Guide to the state, its geography, language, history, and demographics. Links to district and more specific data.