Depths of Undermountain

Publisher's blurb:

Undermountain. Long has the name been associated with danger, death, mystery, and treasure. Return once again to that grand dungeon beneath the teeming streets of Waterdeep! Within this article you’ll find a history of Undermountain, a basic overview of its current levels, general features of its halls, and random encounter and dungeon dressing tables. You’ll also find information on the Yawning Portal, including patrons of note, adventure seeds, and a 2-hour scenario suitable for 2nd-level characters called “The Well.”

The depths of Undermountain stir once again. Will you answer its call?

Dungeon Background and 2-Hour Scenario for 2nd-level Characters