Coordinates: 46°48′43″N 25°49′08″E / 46.81198°N 25.81894°E
The Cheile Bicazului - Hășmaș (Bicaz Gorges - Hăşmaş Mountains) National Park is located in north-eastern Romania, in the Eastern Carpathians mountain chain. The reservation territory is part of Neamţ and Harghita counties.
The park administration is located in Izvorul Mureşului, in Harghita County.
The park's most important geologic features are Cheile Bicazului (Bicaz Gorges), a deep canyon dug by the Bicaz River, Lacu Roşu (the Red Lake) - a natural dam lake, and the Hăşmaş Mountains.
The parks area of 6575 ha is divided into two zones: the special conservation zone (78%), and the protection zone (22%).
Natural reserves: The Bicaz Gorges (Neamț district - 1,600 hectars and Harghita district - 2,128 hectars) and Lacu Rosu, Cheile Sugaului (10 hectars) Avenul Licas (5 hectars) the Hasmasul Mare - Piatra Singuratica (the Lonely Stone) and Hasmasul Negru (800 hectars).