Mazatlán in the context of "Boardwalk (entertainment district)"

Sinaloa (Spanish pronunciation: [sinaˈloa] ), officially the Estado Libre y Soberano de Sinaloa (English: Free and Sovereign State of Sinaloa), is one of the 31 states which, along with Mexico City, compose the Federal Entities of Mexico. It is divided into 20 municipalities, and its capital and largest city is Culiacán Rosales. Other large cities include Mazatlán, Los Mochis, Guamúchil, and Guasave.

Sinaloa is located in northwest Mexico and is bordered by the states of Sonora to the northwest, Chihuahua to the north, Durango to the east, and Nayarit to the southeast. To the west, Sinaloa faces Baja California Sur, across the Gulf of California. Its natural geography is divided by the Sierra Madre Occidental, fertile river valleys, and a broad coastal plain along the Gulf of California. The state covers an area of 58,328 square kilometers (22,521 sq mi) and includes the islands of Palmito Verde, Palmito de la Virgen, Altamura, Santa María, Saliaca, Macapule, and San Ignacio.

Guamúchil (gwam-OO-cheel, US: /ɡwɑːˈmuːtʃil/, Spanish: [ɡwaˈmutʃil]) is a city located in the state of Sinaloa in Northwestern Mexico. It is located 100 km north of Culiacán, the capital of Sinaloa. The city serves as the seat of the municipality of Salvador Alvarado and is the economic and sociocultural center of the Évora Valley Region, named after the local Évora river. In 2010, the city had a population of around 72,500 inhabitants. It is the fifth-largest city in the state in population after Culiacán, Mazatlán, Los Mochis and Guasave.

Guasave (Spanish pronunciation: [ɡwaˈsaβe]) is a city and the seat of the homonymous municipality known as the Agricultural Heart of Mexico (El Corazon Agricola de Mexico) in the Mexican state of Sinaloa. It is located in the northwestern part of Mexico, 62km (38 miles) southeast of the city of Los Mochis and 150km (93 miles) northeast the state capital Culiacán. It stands at 25°34′04.5″N 108°28′10.8″W / 25.567917°N 108.469667°W / 25.567917; -108.469667.

In the 2010 census, the city reported a population of 71,196, making it the fourth-largest community in the state, after Culiacán, Mazatlán, and Los Mochis. The municipality has a land area of 3,464.41 km (1,337.62 sq mi) and includes many other outlying communities, the largest of which are Juan José Ríos, Gabriel Leyva Solano, Adolfo Ruiz Cortines, El Burrion and Bamoa.