I went from ~500 ft above sea level (Palm Springs) up to 8,500 feet above sea level (San Jacinto Peak) in less than an hour via the aeria tram a couple months a

I went from ~500 ft above sea level (Palm Springs) up to 8,500 feet above sea level (San Jacinto Peak) in less than an hour via the aeria tram a couple months ago and it was very noticeable, my walking speed fell by a third and I was breathing a lot harder than I usually do.