Irazú Volcano is an active stratovolcano located in Costa Rica. It is the highest volcano in the country, reaching an elevation of 3,432 meters (11,260 feet). The volcano has several craters, with the main one containing a greenish-blue crater lake. Irazú last erupted in 1994, but it has a history of eruptions dating back to the 18th century. The surrounding area is part of Irazú Volcano National Park, which offers visitors stunning views and diverse ecosystems. The park is home to various plant and animal species, making it a popular destination for nature lovers and hikers.