Duluth is a city in Minnesota.
Hitching out
To travel east of Duluth, take the #3 bus from Duluth to Proctor. Walk along Hwy 2 to the eastern edge of town to catch the eastbound traffic. Not a lot of vehicles on Hwy 2, but more so than anywhere north of Minneapolis and a prettier route than 
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Hitching in
Resources
Check Trashwiki for dumpsters...and share your wisdom :)