Poland's President Karol Nawrocki (2nd R) remotely controls the Mars rover Polaris of the Xplore project next to Switzerland's President Guy Parmelin (C) and Poland's first lady Marta Nawrocka (3rd 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)