Here is the full list of all 42 Land of the Vikings achievements.
Store 250 beer
Have at least 20 warriors
Send your warriors on a raid
Earn over 400 silver at once from trading
Have at least 100 Iron
Have at least 499 people
Train a Berserker
Train a Shield Maiden
Have at least 200 Timber
Build a tavern
Reach Year 9
Have at least 350 firewood
Gather 10000 fame points
Have at least 1000 Silver
Build a Dock
Reach Year 3
Have 500 silver
Get in a boat!
Send 10 sailors in one ship
Have at least 4 warriors
30 warriors died in battle
Build a Blacksmith
Have at least 30 decorative light sources
Have at least 8 sheep, 8 cows and 8 chickens
Have at least 100 Coal
Harvest 5 fields
Have at least a 100 meals
Build 10 good houses
Open auto assign feature
Have at least 66 Leather
Collect your first fish
Build a Gatherer Hut
Have at least 15 houses
Survive 1 Winter
Accept a migrant group
Spend 300 silver on building roads
Have 35 herbs
Build a Mine
Have at least 50 warriors
Have a 100 warriors and 750 People
Raid a City
Explore 50 location