from highest to lowest...

From highest to lowest...but in a good sense... https://t.co/oG08NiJkP7 pic.twitter.com/TsLQwmcz7C

— Gemma Wiseman (@AuraGem) June 13, 2020

In 1984, Kathy Sullivan was in space. Then, this year, at the age of 68, she was in the Mariana Trench, 11 kilometres down in a muddy depression...