Following is a transcript of the video. Narrator: High-quality black opal can cost over $10,000 per carat, making it one of the world's most expensive gemstones. But mining black opal isn't easy.
The new DLC for Assassin’s Creed: Valhalla, by the name of The Siege of Paris brings tons of new Opals to collect scattered around Francia. In this guide, we will show you all of Assassin’s Creed ...