Michael Groom (born 1959) is an Australian mountain climber. In 1995 Michael became the fourth ever person to summit the four highest mountains in the world (Lhotse, Kangchenjunga, K2 and Everest) without the aid of bottled oxygen. He proceeded to climb the fifth highest, Makalu, in 1999 to top off the completion of the five highest mountains in the world. Wikipedia
The definitive Wikipedia entry for Michael Groom. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Michael_Groom_(Climber)
The definitive Wikipedia entry for Michael Groom. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Michael_Groom_%28climber%29