Volcán Poás is an active stratovolcano located in Costa Rica. It stands at approximately 2,708 meters (8,885 feet) above sea level and is known for its large crater, which is about 1.5 kilometers (0.93 miles) wide. The volcano is part of the Poás Volcano National Park, a protected area that attracts many visitors due to its stunning landscapes and diverse ecosystems. The crater of Volcán Poás contains a sulfuric acid lake, one of the largest of its kind in the world. The volcano has had several eruptions throughout its history, with the most recent significant activity occurring in 2017. Its unique geological features and accessibility make it a popular destination for tourists and researchers alike.