Babylon 5 (1994-1998) was a popular sci-fi TV show in mid-1990s.
Mars is one of the secondary locations in the show coming into spotlight in the second half of season 4. In the universe of
Babylon 5 the rapid colonization and terraformation of Mars starts in mid-22nd century with only limited scientific missions before that. As in almost all fiction about colonization of Mars, eventually there rises a rebellion against Earth's control with an aim for
Martian independence. There are around 2 million inhabitants on Mars at the time of events depicted in the show. You can read about Mars in the universe of
Babylon 5 here.
Babylon 5 was one of the first TV shows / movies heavily utilizing CGI to depict the exteriors of a human colony on Mars. At the time most filmmakers used miniature sets for that purpose, as in the famous
Total Recall (1990). Here is an
ultimate collection of CGI scenes set on Mars in Babylon 5; you won't find more comprehensive such collection anywhere in the internet. Take into account the CGI scenes were done in mid-1990s with very limited graphics processing power so the resolution is low.