You need to find a continuous path within the US that passes through all 48 contiguous states, visiting each one exactly once. If you start in Delaware, which state do you end in?

  • $\begingroup$ If there is no requirement that you stay within the US, there are many states you could end in. $\endgroup$ – Bishop Jul 15 '15 at 20:03
  • $\begingroup$ @Bishop Pedant! :-) $\endgroup$ – Rand al'Thor Jul 15 '15 at 20:05

The state you have to end in will be

Maine, since it's the only state that only borders one other state, and therefore if you enter it from one state you can't leave it via another.

Here's a possible trip you can take:


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    $\begingroup$ Impressive - I wasn't expecting anyone to actually find a route! I never said you were allowed to cross water though... ;-) $\endgroup$ – Rand al'Thor Jul 15 '15 at 15:45
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    $\begingroup$ Fair enough - the route could be altered to duck into Wisconsin from Minnesota and then down to Iowa, popping into Michigan between Indiana and Ohio. :) $\endgroup$ – Bailey M Jul 15 '15 at 15:46
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    $\begingroup$ I also have, though the Kentucky/Arkansas border is slightly dubious! $\endgroup$ – Bailey M Jul 15 '15 at 15:51
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    $\begingroup$ Nice! I love answers with pictures! We need more of them on this site. $\endgroup$ – JLee Jul 15 '15 at 15:53
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    $\begingroup$ I'm tempted to google map that itinerary :P $\endgroup$ – Spacemonkey Jul 15 '15 at 18:58

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