Datda Sea World is situated on the road leading to Dilwara Temples in Mount Abu. It is considered as the biggest aquarium in India. It boasts a huge collection of fishes and sea shells. Datda Sea World has on display a large variety of fishes, imported from countries, such as Singapore, Netherlands, USA, Kenya, to name a few. Today, it enjoys the reputation of being a popular tourist attraction in Mount Abu. There is also a museum in the premises of Datda Sea World. The museum has a collection of more than 10,000 shells of different varieties, shapes and sizes.