The Regional Natural History Museum is the largest museum in Plovdiv. The expositions it houses are divided into: minerals, botany, invertebrates, fishes, amphibians and reptiles, birds, mammals, butterflies. It houses a terrarium, two aquariums (a freshwater one, the biggest in the country, and one for sea-dwelling life), and, as of 2015, the first and only planetarium in the city, showing 5 different programs. The full price list can be viewed at: http://rnhm.org/en/contacts#price