Poland's President Karol Nawrocki (C-R) remotely controls the Mars rover Polaris of the Xplore project next to Switzerland's President Guy Parmelin (C-L) during his visit at the Swiss Federal Institute of Technology of Lausanne (EPFL) in Ecublens on May 28, 2026. Nawrocki is on two-day state visit in Switzerland. (Photo by Fabrice COFFRINI / AFP via Getty Images)