The challenge #4TUL is created by PhotoGuava PhotoGuava, it's about to do a route in a loop of 189km. Elevation gain is approximately 5,200m.
The route, to be done on foot (ie. exclude transport on MTR and ferries), is about 146km.
The route falls 95% on Hong Kong's four classic long Trails.
THE ULTRA LOOP #R189
4 Trails Ultra Loop, aka #4TUL is an Ultra Loop, starting and ending both at Tai Mo Shan Lin Jie's kiosk,
As its name implies, #Route189 is 189km in total. The loop is divided into 4 sections which are connected by MTR and ferries.
Section 1 : Tai Mon Shan to Lam Tin
Section 2 : Tai Koo to The Pier, Central
Section 3 : Mui Wo to Tai O
Section 4 : Tuen Mun Pier to Tai Mo Shan