Fathom is a free geography quiz game played on an interactive 3D globe. Spin a photorealistic Earth and click directly on countries, cities, seas, and mountains to answer.
Built-in Leitner box spaced repetition tracks what you know and resurfaces what you struggle with across sessions, days, and weeks — building real long-term memory, not just short-term recall.
Your mastery is painted directly onto the 3D globe. Sign in to sync progress across all your devices — phone, tablet, and computer. Anonymous progress is merged automatically when you create an account.
180 quiz packs covering 203 countries, capitals, flags, 1,200+ cities, 730+ landmarks, 86 bodies of water, 45 mountains, 26 volcanoes, and regional quizzes for 25 countries.
4 answer methods (click, multiple choice, text input, distance estimation), 3 difficulty levels, daily challenges, and leaderboards.
Available in 8 languages: English, Norwegian, German, French, Spanish, Portuguese, Italian, and Japanese. Works offline as a Progressive Web App. Native apps for iOS and Android coming soon.
Browse all geography quizzes · Learn more about Fathom