In this 8-minute video, teacher Brian Rhodes reviews the three most frequent types of conditional sentences.
In the following short video from Real English, you can hear native speakers responding to the question, "What would you do if you had ten million dollars (or pounds)?" This is the second (nonpast unreal) conditional.
The last video features clips of song lyrics that use the conditional. It includes all kinds of music: new, old, country, etc.