The Oceanário de Lisboa is one of the largest aquariums in the world, located in Lisbon, Portugal. Opened in 1998, it features a central tank that houses a variety of marine species, including sharks, rays, and colorful fish. The facility aims to educate visitors about ocean ecosystems and the importance of marine conservation. Designed by architect Richard Rogers, the aquarium showcases diverse habitats, such as coral reefs and temperate coastal waters. It is home to over 15,000 animals from 450 different species, making it a popular destination for families and tourists interested in marine life and environmental awareness.