
Earth is a vast spherical world dominated by azure waters interspersed with sprawling continents that stretch across its surface from pole to pole and meridian to meridian. The planet's geography encompasses diverse climates and biomes—from frozen tundras capping the polar regions to scorching deserts, lush tropical forests teeming with life, and temperate zones in between. Towering mountain ranges pierce the landscape, their slopes carved by cascading waterfalls and fed by rivers that wind through valleys and across plains, connecting inland settlements to coastal metropolises. The world experiences distinct seasonal cycles as it orbits its parent sun, with a natural satellite—the Moon—tracing its own path through the heavens above. A protective atmospheric dome envelops the entire sphere, shielding its inhabitants from the void beyond and regulating the planet's climate patterns. Often called "the Big Blue Marble" by those who have glimpsed it from afar, Earth's waters comprise the majority of its surface, making it appear predominantly blue when viewed from the cosmos.
Places in this world
Start with the places that shape this world, then explore the complete public location guide.
World guide