‘Port Island is a uninhabited island, sitting at the mouth of Tolo Harbour in Tai Po, Hong Kong. It overlooks the southern is Tap Mun Island. Port Island is a place of red earth. The ground on the entire island is rust-coloured conglomerate and siltstone. It is a grandiose domain of red peaks, rusty soil, red earth and green trees. This extraordinary scene is known as “Danxia Wonder at Sea”.