bukit batok hillside ridge

bukit batok hillside ridge west housing estate singapore tropical rainforest asia secondary forest jungle woodland woods slope steep igneous rock formation sedimentary hill terrain hilly suburban suburbs grassy scrubland shrubs trees natural vegetation central nature park greenery civil service club hdb development flats residential recreation apartment blocks condo condominium private public property road space conservation habitat heritage landmark neighbourhood neighborhood town ecological corridor canopy dense plants aerial view landscape rural scenery tall point summit peak lush mixed land gombak