The Dragonborn Add-on for The Elder Scrolls V: Skyrim has 10 achievements.
Learn the secrets of 5 Black Books
Complete "At the Summit of Apocrypha"
Tame and ride 5 dragons
Learn all 3 words of Dragon Aspect
Complete "The Path of Knowledge"
Complete "The Temple of Miraak"
Craft an item out of Stalhrim
Own a house in Raven Rock
Discover 30 locations on the island of Solstheim
Arrive on Solstheim