~Stargate SG-1~ (1998-2008)This was a military science Fiction series tha revolved around Humans discovering a Device Known a a "Stargate" which they use to explore other worlds. Here is what the gate looks like:
I love this series, and I'm still watching it, I expect only a few people to know about this show on the forums, but was popular in the 90's, and early 2000's.~Stargate Atlantis~ (2008-2012)
This serioes is based off of SG_1, and ties in with it often, but The best part about it is, New enimies, new gate, oh Did I mention this?....
The Lost City of Atlantis, which is a location of the New gate which looks like this:
I have begun watching atlantis, but I would reccomend these series to people who love sic-fi, and Adventure movies/films.