0:00 Mace of Molag Bal - (House of Horrors)
In the city, while you walk past by some old haunted house, you will be asked to go with someone. If you complete this task and find the priest of Boethiah, you will have the artifact.
1:18 Sanguine's Rose - (Night to Remember)
There is a dude called Sam Guevenne in an Inn (Vilemyr) found in Ivarstead. He will offer you a drinking challenge. Accept it and complete the rest of the quest to earn the reward.
2:38 Dawnbreaker - (The Break of Dawn)
You will receive this quest near the statue to Merida, west to the Solitude. It's not much of a tricky job and you will manage it easily. Complete the task to earn another Artifact.