Transportation check-ins on foursquare. This is from this past Thanksgiving, but relevant again with Christmas around the corner. White represents check-ins on highways and roads (really?), orange is for trains, and blue is of course is same-day check-ins at airports. I guess no one takes Amtrak cross-country anymore.
Mapped: Transportation check-ins on foursquare
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Where to Find Jeopardy! Daily Doubles
Placement of Daily Double clues, from season 1 to 31. Watch them play out.