United States Coast Guard Academy
Daniel C. Burbank, an astronaut who has flown two successful missions into space and has spent more than 6 months out of the Earth’s atmosphere actually spent more time behind a desk at the United States Coast Guard Academy. He was one of the very few who made it into the academy, despite admission limitations of 16%.

United States Coast Guard Academy
Carnegie Mellon University
Even though it is not actually considered an Ivy League school per se, its level of education, and definitely its percentage of acceptance (13.7%) match it to the standards of one. The private research institute based in Pittsburgh, Pennsylvania was founded in 1900 by Andrew Carnegie – hence the name – and later merged with the Mellon Institute in 1967.

Carnegie Mellon University