JFK assassination averted.
Barry Goldwater uses low-yeld nukes in Vietnam.
American moon mission put on hold.
A short and interesting alternate history of the Soviets winning the moon race.
http://news.discovery.com/space/history-of-space/what-would-a-soviet-moon-landing-have-looked-like-130722.htm (http://news.discovery.com/space/history-of-space/what-would-a-soviet-moon-landing-have-looked-like-130722.htm)
Alternate history is quite a bit of fun.
More info on the Russian lunar lander is found on Wired.com
http://www.wired.com/2010/10/russian-moon-mission/#slideid-591869 (http://www.wired.com/2010/10/russian-moon-mission/#slideid-591869)
Their moon rocket lacked the lift capability of ours, so their lander was a lighter one-man craft that required external access.
Cool looking!
Didn't say I would want to fly it! :)