Riga Motor Museum (Latvian: Rīgas motormuzejs) is the biggest antique vehicle museum in the Baltic countries, located in Riga, Latvia. The museum is a state agency operating under the Republic of Latvia Ministry of Transport. Since 1992, the museum is a member of International Association of Transport and Communication Museums (IATM–ICOM), since 1994 a member of Latvian Museum Association, since 2002 – a member of Latvian Transport Development and Education Association. The museum is located at 6 Sergeja Ezienšteina Street in the Mežciems neighbourhood of Riga.