Gunther Holtorf, a 75-year-old former airline CEO who has driven more than 900,000 kilometers over the past two decades, doesn't care if you remember his travels. But you better respect Otto, his G Wagon that will be placed in a museum if it makes it through this final leg.

In this March 2, 2018 photo, an Andean man rests with his llama while tourists take in the natural wonder of Rainbow Mountain in Pitumarca, Peru. Tourists gasp for breath as they climb for two hours to the 16,404-foot (5,000-meter) peak in the Peruvian Andes, but stunned by the magical beauty that unfurls before them. (Photo by Martin Mejia/AP Photo)

A woman spreads out fish to dry at Ngapali Beach near a fishing village in Myanmar's western Rakhine State, Saturday, December 31, 2022. (Photo by Aung Shine Oo/AP Photo)

The body of one of several U.S. soldiers who were executed after being captured by North Korean troops just south of Seoul in early July 1950. (Photo by AP Photo)

Flower garlands, fruits and a pair of sandals of a woman who died from the coronavirus disease (COVID-19), are placed by her relatives on the spot where she was cremated, as part of a ritual at a crematorium in New Delhi, India, April 30, 2021. (Photo by Adnan Abidi/Reuters)

Activists from the climate action group Ocean Rebellion perform a stunt outside the Science Museum, in London, United Kingdom on May 19, 2021. (Photo by Hannah McKay/Reuters)

French bulldog Watson is wheeled to a ring for judging at the 2016 Westminster Kennel Club Dog Show in the Manhattan borough of New York City, February 15, 2016. (Photo by Mike Segar/Reuters)

A Cuban migrant couple rests inside a tent at a provisional shelter in Paso Conoa, at the border with Costa Rica March 20, 2016. More than 1,500 Cuban immigrants are waiting at Costa Rica's southern border with Panama as they seek overland passage towards the United States, according to local officials. (Photo by Carlos Jasso/Reuters)