Not going to pick a top 3 but I like the following:
Street Fighter 2: The World Warrior
Megaman 2 and X
The Legend of Zelda: A Link to the Past
The Legend of Zelda: Ocarina of Time
Super Mario 64
Super Mario Kart
Super Metroid
Final Fantasy 6, 7, and 8
Teenage Mutant Ninja Turtles: Turtles in Time
Morrowind (I enjoyed Skyrim's soundtrack a lot as well)
F-Zero
Ducktales
Castlevania 2: Simon's Quest
Diablo Tristram theme
Dire Dire Docks from Super Mario 64 for listening pleasure:
https://www.youtube.com/watch?v=cTl0ky4DcHA