Conventions

Twins Days Official Web Page - The official site of Twins Days, which takes place every year in Ohio.
Michigan Twins Association - Convention information and links to other twin sites.
The Triplet Connection: Annual Convention - Annual convention for triplets and families with triplets, organized by the Triplet Connection.
Twins Days - the Unofficial Homepage - Information on Twins Days, as well as links to Twins Days photos, and a FAQs.
Twinstuff.com - Twin Events - Twinstuff.com's list of twin events all over the world.