L'Histoire de la géométrie non euclidienne - Géométrie sacrée - Extra History - #1
10:31
The Battle of Thermopylae - East vs. West - Part 2 - Extra History
8:03
L'Histoire de la géométrie non euclidienne - La Grande Quête - Extra History - #2
17:23
The Unholy Roman Emperor Frederick II 3: Savior or Antichrist | European History | Extra History
29:42
Why 4d geometry makes me sad
43:47
The Story of Beer | Extra History Complete | World History
8:54
Germany’s Far-Right Comeback | NYT Opinion
55:00
Sun Yat-sen | Chinese History | Extra History Complete
53:06