Bring this completed puzzle to Julia for a clue!

123456
Across
  1. 3. The god of mischief
  2. 4. The name of Thor's hammer (to find out how to spell it- decode the rune #1!)
  3. 6. The viking writing system
Down
  1. 1. Today's name of the region in Europe that was home to the Vikings (decode rune #2)
  2. 2. The god of thunder/lightning
  3. 5. The chief god in viking mythology