Full list of all 75 The Elder Scrolls V: Skyrim achievements worth 1,550 gamerscore.
The base game contains 50 achievements worth 1,000 Gamerscore, and there are 3 DLC packs containing 25 achievements worth 550 Gamerscore.
Find 13 Standing Stones
Collect 15 Daedric Artifacts
Escape from jail
Bounty of 1000 gold in all nine holds
Learn 20 shouts
Complete "Glory of the Dead"
Complete "Dragonslayer"
Complete "The Fallen"
Complete "Elder Knowledge"
Complete "Alduin's Wall"
Complete "Diplomatic Immunity"
Capture Solitude or Windhelm
Capture Fort Sungard or Fort Greenwall
Returned the Thieves Guild to its former glory
Reach Level 50
Absorb 20 dragon souls
Clear 50 dungeons
Have 100,000 gold
Join the Stormcloaks or the Imperial Army
Complete "The Eye of Magnus"
Complete "Revealing the Unseen"
Read 50 Skill Books
Complete 10 side quests
Get a skill to 100
Complete "Darkness Returns"
Make a smithed item, an enchanted item, and a potion
Complete "Hail Sithis!"
Complete "Bound Until Death"
Reach Level 25
Get married
Pick 50 locks and 50 pockets
Discover 100 Locations
Successfully persuade, bribe, and intimidate
Join the Dark Brotherhood
Complete 50 Misc Objectives
Acquire a Daedric Artifact
Chop wood, mine ore, and cook food
Become a member of the Circle
Buy a house
Join the Companions
Join the Thieves Guild
Learn all three words of a shout
Reach Level 10
Join the College of Winterhold
Complete "The Way of the Voice"
Reach Level 5
Absorb a dragon soul
Complete "Bleak Falls Barrow"
Select a Standing Stone blessing
Complete "Unbound"
Complete "Lost to the Ages"
Acquire 11 werewolf perks
Acquire 11 vampire perks
Learn all three words of Soul Tear
Complete "Kindred Judgment"
Use the special power of Auriel's Bow
Complete "Beyond Death"
Change your face
Defeat a Legendary Dragon
Complete "Awakening"
Build three houses
Buy three plots of land
Adopt a child
Build three wings on a house
Buy a plot of land
Complete "At the Summit of Apocrypha"
Tame and ride 5 dragons
Learn the secrets of 5 Black Books
Craft an item out of Stalhrim
Complete "The Path of Knowledge"
Learn all 3 words of Dragon Aspect
Own a house in Raven Rock
Complete "The Temple of Miraak"
Discover 30 locations on the island of Solstheim
Arrive on Solstheim