the.com/elevation
the invisible ladder where your altitude quietly rewrites your blood, your weather, and your odds
thin airoxygen drops roughly 3% per 1000 feet up
boiling pointwater boils at 71°C atop Everest
high bloodhighlanders grow extra red cells to compensate
sea level lieDead Sea sits 430 meters below it
closer to spaceMount Chimborazo's peak is farthest from Earth's center