Episodes of the anime series Magic Knight Rayearth are online to watch with English subtitles.  Magic Knight Rayearth episodes first aired October 17, 1994 – November 27, 1995 with a total of 49 episodes.

In Magic Knight Rayearth, three young girls, Hikaru, Umi, and Fuu, are transported to a magical world called Cephiro.  This happens during a school field trip to Tokyo Tower. At first they are approached by the Master Mage Clef who explains that the reason they were brought here was to become Magic Knights and save the world of Cephiro. The girls really don’t care much about the situation and can only think about going home.  However, presistant Clef explains they need to find three Rune Gods to help in their fight.

Watch Magic Knight Rayearth Online
Catch full episodes via this link