More Athlons

Biathlons

Bevmeisters: Beer, Wine and Sprits, Homebrewing

Space Fanatics: Space Exploration, Astronomy

Travelers and Expatriates

Information Security and Cryptography Experts

Triathlons

Original Trilogy: Stack Overflow, Server Fault, Super User

Gaming Geeks: Arqade, Role-playing Games, Science Fiction & Fantasy

Math Masters: Mathematics, MathOverflow, Math Educators

Science Masters: Physics, Chemistry, Biology

Unix Experts: Unix & Linux, Ask Ubuntu, Ask Different (Apple)

Pentathlons

Super Programmers: Stack Overflow, Programmers, Computer Science, Theoretical Computer Science, Code Review

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