The Elder Scrolls Online website offers a video sneak peek at Craglorn, the first adventure zone coming to the MMORPG in an upcoming update. Here's word:

The constellations have disappeared. Ancient Yokudan warriors and deadly atronachs menace the rocky expanse of Craglorn. The first Adventure Zone for The Elder Scrolls Online introduces an intriguing new storyline and challenging content for groups, from four-player quests and exploration up to the new 12-player Trials. Check out this video to learn more and see what’s coming for you and your staunchest allies: