I dont know if anyone has post already, but this guy "Lipstick" have made a very nice guide for the achivments...
steamcommunity.com
Steam Community :: Guide :: 100% achievements guide + tips & tricks (base game + all DLC's, include Gathering Storm)
In this guide you will get to know how to obtain many of achievements from game Sid Meier's Civilization VI + all DLCs. The guide is preferable for people who want gain achievements in the shortest an