
1) Strait of Sweden
Found on
https://www.crosswordclues.com/clue/stocksundet

Stocksundet is the water connecting Lilla Värtan with Edsviken, and is the border between Danderyd Municipality and Solna Municipality in Sweden. The sound is supposed to have received its name from the logs (Swedish: `stock`) which used to be laid out in the water to stop invading ships in the early Middle Ages. This name then led to the name .....
Found on
http://en.wikipedia.org/wiki/Stocksundet
No exact match found.