1- Talk to Hiccup at the camp in Icestorm Island
2- Use the Archaeologist's telescope
3- Talk to Mildew
4- Talk to Hiccup back at the camp
5- Fly back to the school
6- Talk to Valka
7- Talk to Bucket at the Lookout
8- Give the artifacts to Valka in Berk
9- Go to the Great Hall
10- Talk to Johann
11- Talk to Hiccup
12- Talk to the Archaeologist