I was so enthusiastic about Jaques Piccard and his diving excursion to the very bottom of the Mariana Trench when I was a little child. Thursday marks sixty years since he (almost) hit the ground. Have a look at this little infographic on this topic:
http://dpa-webgrafik.s3.amazonaws.com/webgrafik/items/wg_index/index_2020_01_20_trieste.html
(If you have problems with displaying it correctly, just change the size of your browser window a little bit, the graphic will adjust.)