Where do you turn in tier pieces in Dalaran?

In Dalaran, you can turn in tier pieces at the relevant class-specific trainers located in the city. For example, the trainers can be found in the various districts, such as the Mage Quarter for mages and the Rogue area for rogues. Additionally, you can also visit the Hall of Champions for certain quests related to tier gear. Make sure to check your class's specific trainer for the correct turn-in location.