
The National Geographic Society, headquartered in Washington, D.C. in the United States, is one of the world's largest not-for-profit educational and scientific organizations. Its interests include geography and natural science, the promotion of environmental and historical conservation, and the study of world culture and history.
Votes:
1326
National Geographic
40.2%

The best-selling Playboy edition was the November 1972 edition, which sold 7,161,561 copies. One-quarter (1/4) of all American college men were buying the magazine every month. On the cover was model Pam Rawlings, photographed by Rowland Scherman.
Votes:
1969
Playboy
59.8%