Assassin's Creed Origins - Stargazer Achievement/Trophy Guide & Isu Armor Location

Early in the Siwa prologue area you can accept a side mission called 'Bayek's Promise' which will task you with finding the 12 stone circles around the large

Stone Circles - Assassin's Creed Origins Guide - IGN

Stargazer achievement in AC Origins

Assassin's Creed Origins - All Stone Circles, Align the Stars

Assassin's Creed Origins Guide: Cheat Codes, Collectibles Locations, Legendary Weapons, Crafting And More

Assassin's Creed Origins - Overdesign Trophy - Kill poisoned 35+ enemy w/ a torch within 30 seconds.

Assassin's Creed Origins Trophy Guide

Stone Circles - Assassin's Creed Origins Guide - IGN

Assassin's Creed Origins - Stargazer Achievement/Trophy Guide & Isu Armor Location

Bayek's Promise - All stone circle locations (AC Origins)