999 steps, at a 45 degree angle, that had never been driven on, and Range Rover somehow convinced the Chinese to allow a car commercial to be filmed on it

Previous exploits include a record-setting hill-climb at Pikes Peak, USA, a record crossing of the ‘Empty Quarter’ desert in the Arabian Peninsula and a 7,119-foot descent of the legendary Inferno downhill course in Mürren, Switzerland.

https://www.landroverusa.com/our-story/news/range-rover-sport-is-first-suv-to-climb-to-heavens-gate.html