Solution

Nineteen Eighty-Five

Marty: Wait a minute, Wait a minute, Doc, are you telling me that your made a time machine out of a DeLorean?

Doc: Precisely!

Marty: But won't that mean you'll damage the space-time by damaging both space and time?

Doc: Either way, when this baby hits 88, you're going to see some serious... well, just keep watching.

Changes

2/20/2015, 5:35pm: Hints are available. Look below the picture.

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Natural History

Saturday Morning Live

Save the Clock Tower

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Upon Solving the Meta...

Time Travelers Captured: Bill & Ted

Doc: Well Marty, it looks like we've taken care of some of the time travelers.

Marty: They were easy Doc. I'm sure the other ones will be little harder.

Doc: But that's for the future!

Marty: You mean the past...

Doc: You know what I meant. Anyway, we got their AIR GUITARS, so now we are closer to fixing history!

 

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