Interestingly, by the end of Chapter 3 it's possible to have explored just about the entire world map, including the subsectors like Manhattan. So if you're big on exploring just because (I am), you may have visited all of these locations already - though there were no quest hints at the time.
Clues from here on are pretty much just starting locations, so they're barely worth mentioning.
Task
- Find the ball that the Times Square cult uses to celebrate New Year's Eve.
Clues
- Times Square can be found in the New York Downtown sector.
Solution
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Task
- Stop Entropy's plan that involves cryogenics or something.
Clues
- Entropy is operating out of the ruins of a sporting facility in Sector 3D
Solution
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Task
- Stop the Yale descendants from looting and burning the Princeton Firestone library.
Clues
- The Yale descendants are living on the site of the Yale Campus in New Haven
- The Firestone Library is located in Sector 1A
Solution
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Task
- Help the Superhero League of Flushing with their rodent infestation.
Clues
- The Superhero League of Flushing is in Sector 3C
Solution
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Task
- Find a lost relic in the sewer system below Philadelphia.
Clues
- That's it. You've been Philadelphia already.
Solution
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