Similarly, all of the gold we have mined could form a cube measuring 22 meters on each side [1] and would fit comfortably within a baseball infield [2].

[1]: https://www.visualcapitalist.com/sp/chart-how-much-gold-is-i...

[2]: https://www.berkshirehathaway.com/letters/2011ltr.pdf (p. 19)