Climbing above 20,000 ft in the Andes; delving into the bowels of the earth in abandoned mines; facing hostile cape buffalo; finding a route on isolated buttes in the Grand Canyon; negotiating the deadly perils of government EEO regulations; researching gold and molybdenum deposits; shooting rifle competition at a National level; hunting in twenty foreign countries for creatures rarely heard of, and often with no interpreter available.
Been there. Done that.
At 70 plus years, still doing it. The Fat Lady has yet to sing