1:55
(Read desc) Stack the countries — entirety of Africa flawlessly
Diamond sigma
1:48
(Read desc) Stack the countries — entirety of Asia flawlessly
0:56
(Read desc) Stack the countries — entirety of Australia flawlessly
2:06
(Read desc) Stack the countries — entirety of Europe flawlessly
0:49
(Read desc) Stack the countries — entirety of North America flawlessly
0:48
(Read desc) Stack the countries — entirety of South America flawlessly
