King Willem-Alexander of the Netherlands (L) and King Frederik of Denmark visit the Topsoe company in Lyngby, Denmark, on November 12, 2024. Topsoe is a high-tech company specializing in decarbonization technologies and solutions for the green energy transition. The purpose of the kings' visit is to strengthen cooperation between the Netherlands, Denmark, and Norway in hydrogen technology and future energy systems. After his visit to Denmark, the Dutch king will continue to Norway. (Photo by Liselotte Sabroe / Ritzau Scanpix / AFP) / Denmark OUT (Photo by LISELOTTE SABROE/Ritzau Scanpix/AFP via Getty Images)