Tsim Sha Tsui
Taking the MTR (Mass Transit Railway) trains from Mong Kok to Tsim Sha Tsui is a rather short trip, separated only by 2 stations wedged in between. (HKD4.40/RM2).
The YMCA Building @ Tsim Sha Tsui
Various skyscrapers around Tsim Sha Tsui, most notably The Peninsula (bottom pics), an award-winning hotel that has been operating since 1928.