I've been researching my maternal family tree on ancestry.com (you get two weeks free) and then I uploaded the GEDCOM file to this free hosting service. It's a useful site to host your tree. 

"The Memoro Project is a non profit online initiative dedicated to collecting and divulgating short video recordings of spontaneous interviews with people born before 1940. An editorial staff identifies and authenticates the material uploaded by the volunteers involved in the project. The Memoro Project was created by Memoro S.r.l. with the financial support of the Province of Cuneo, Italy. [...]"

Hello genealogists. I host a group for History teachers to share source sites and resources that might be helpful for you in your genealogical research at http://groups.diigo.com/groups/history-teachers. We have nearly a thousand high-quality source sites already and growing fast. See you there! David.