@@katelamlokyee There are a few, but I am not aware of anyone producing RU-vid videos equal to, or above, your standard. Excluding hikers, most people, especially those who originated from HK, do not know anything beyond a few famous walks around Sydney here. You won't believe it, I would say 3 weeks is the duration for walking/hiking experience within 100km round Sydney. Tourists normally spend only 5 days! (Even I myself have a long to-walk list.)