Eberron

Eberron: Rising from the Last War, by lead designers Jeremy Crawford, James Wyatt), and Keith Baker), is the campaign setting sourcebook for Eberron in the 5th-edition Dungeons & Dragons ruleset, published by Wizards of the Coast and released on November 19, 2019. It is the second-largest 5th-edition book after the Monster Manual.

It also includes a miniature adventure entitled Forgotten Relics, set with in Sharn.

(Description from the Eberron Wiki is licensed under CC BY-SA 3.0.)