Guanajay is a toun an municipality in Artemisa Province in wastren Cuba, locatit aboot 36 miles (58 km) soothwast o Havana. The toun lees amang hills an haes an excellent climate; in colonial times it wis an acclimatization station for newly-arrivit truips frae Spain. It later became well kent as a health resort. It wis foondit in 1650. It wis pairt o the province o Pinar del Río till efter the Cuban Revolution.
The kintra surroondin Guanajay is a fertile sugarcane an tobacco region, an historically it haes been an important distributin point in the commerce o the wastren end o the island. Guanajay wis an auncient pueblo o considerable size an importance as early as the end o the 18t century.