Samartín de L'Aspra

Piedrasblancas is the capital town of the municipality of Castrillón, in the province of Asturias, Spain. It is 5 km (3 mi) west of Avilés, 32 km (20 mi) west of Gijón, 40 km (25 mi) northwest of Oviedo and 6 km (4 mi) east of Asturias Airport. Piedrasblancas is a singular entity of population and has the title of Villa.

Santa María del Mar (Asturian: El Puertu; officially Santa María del Mar / El Puertu) is one of eight parishes (administrative divisions) in Castrillón, a municipality within the province and autonomous community of Asturias, in northern Spain.

The Philippe Cousteau Anchor Museum (Spanish: Museo de Anclas Philippe Cousteau) is located in Salinas, a town within the Castrillón municipality of Asturias, Spain. It is reached by the N-632.The open-air museum is situated on La Peñona peninsula at one end of the beach near the Arnao tunnel. It includes sails and deck anchors, along with a large, ceramic mural. The featured bust of Philippe Cousteau is the work of sculptor Vicente Menendez-Santarúa Prendes. One of the anchors is from the bulk carrier Castillo de Salas that ran aground over rocks near Gijon in 1986.

Samiguel de Quiloñu (Spanish: Quiloño) is one of eight parishes (administrative divisions) in Castrillón, a municipality within the province and autonomous community of Asturias, in northern Spain.

Castrillón is a municipality in Asturias, located on the central coast. It has an area of 56.70 km² and a population of 22,361 inhabitants (in 2005). The most important population centres are the capital Piedrasblancas, Salinas, and Raíces. Asturias Airport is located in Castrillón. The airport is located in Anzu, parish of Santiagu'l Monte, municipality of Castrillón, 15 km from Avilés, 40 km from Gijón and 47 km from the regional capital, Oviedo.

Naveces is one of eight parishes (administrative divisions) in Castrillón, a municipality within the province and autonomous community of Asturias, in northern Spain. The population is 570(INE 2011).

Salinas is one of eight parishes (administrative divisions) in Castrillón, a municipality within the province and autonomous community of Asturias, in northern Spain. The population is 4,635 (INE 2006). Salinas is a seaside resort and is the second most populated municipality behind Piedrasblancas, which is located just 2 km away. It has one of the longest beaches in Asturias, which is divided into 3 parts: Salinas, L'Espartal and San Xuan. Salinas is visited by hundreds of tourists every year. Most of them come from Madrid, seeking a cooler summer.

Piarnu (Spanish: Pillarno) is one of eight parishes (administrative divisions) in Castrillón, a municipality within the province and autonomous community of Asturias, in northern Spain. The population is 791 (INE 2005).

Avilés is one of 8 comarcas, administrative divisions of Asturias, which is a province and an autonomous community in Spain . The comarca of Avilés is divided into ten municipalities: Avilés Candamo Castrillón Corvera de Asturias Cudillero Gozón Illas Muros de Nalón Pravia Soto del Barco

Santiagu'l Monte (Spanish: Santiago del Monte) is one of eight parishes (administrative divisions) in Castrillón, a municipality within the province and autonomous community of Asturias, in northern Spain. The parish has a population of 209 (INE 2004).

Bayas is one of eight parishes (administrative divisions) in Castrillón, a municipality within the province and autonomous community of Asturias, in northern Spain.

Entreviñas is one of six parishes (administrative divisions) in Avilés, a municipality within the province and autonomous community of Asturias, in northern Spain. It is 4.02 km2 (1.55 sq mi) in size with a population of 1,848 (INE 2011).