Viareggio is in the northwest Tuscany region, located between the Tyrrhenian Sea and the Alps, and is part of the area known as the Tuscan Riviera. When staying here, stay in a Viareggio hotel within walking distance to the beach, Bagno Teresa. Viareggio’s history includes that of a medieval fishing village, and later shipbuilding area. hotels in Viareggio have mostly been built since the mid-19th century when it was turned into the seaside resort town it still is. hotels in Viareggio are mostly close to the great shopping and dynamic nightlife, and to the areas in town where the famous carnival of Viareggio occurs annually.