The Outer Worlds (the first one) certainly isn't open world, but it does feature fairly large environments that promote side ...

Hand-carved arrowheads and jagged spears made of obsidian, a sharp rock formed by volcanic magma, are remnants of vast ...

For Ana Steffen, the most stunning elements of Valles Caldera National Preserve lay beneath the majestic, prehistoric landscape that captivates most visitors. Obsidian — a black, crystalline ...