The The Sacred and The Profane Add-on for Old World has 10 achievements.
Have Five Cults (The Sacred and The Profane)
Have St Paul as Patriarch of Christianity (The Sacred and The Profane)
Tutor a character with Hypatia (The Sacred and The Profane)
Find a Great Mage (The Sacred and The Profane)
Have dissent from all four world religions at the same time (The Sacred and The Profane)
Follow the trail of a Mythical Beast (The Sacred and The Profane)
Have a Leader with the Poet trait (The Sacred and The Profane)
Help a Priest depose a Tribal Leader (The Sacred and The Profane)
Have a character finish a Pilgrimage (The Sacred and The Profane)
Have a member of the Clergy join the Court (The Sacred and The Profane)