Underwater World Langkawi (UWL) the largest aquarium in Malaysia houses a large collection of over 4000 aquatic lives. There are more than 500 species of animals and sea creatures in more than 100 specially designed tanks being exhibited here. Various animals, birds and inhabitants of the sub-Antarctic, Temperate and Tropical Rainforest regions are also on display here. More than 100 species of seashells from various parts of the world are grouped together in a unique display.The exhibits provide an opportunity for visitors and particularly nature lovers, to study and examine them in a comfortable and unique environment. It is open to public on 19 August 1993 by Tun Dr Mahathir Mohamad.