Priscilla left Hanoï for a solitary adventure of 5,000km across the Himalaya, following the tracks of the French explorer Alexandra David Néel, the first Western woman to ever penetrate the Forbidden Tibet and reach its capital Lhassa in 1924. Over six months of hiking, discovery and spiritual experience to renew with the spirit of great past expeditions and assess what modern Tibet has in common with the land of snow discovered by Alexandra.

Back from her expedition, she directed a movie "A journey through forbidden Tibet", wrote a book "HIMALAYS, on the tracks of Alexandra David Neel" and set up the "HIMALAYAS" exhibition along with conferences, activities and readings.