Juncos, Puerto Rico in the context of "Canóvanas, Puerto Rico"

Carolina (/ˌkæroʊˈliːnə/; Spanish pronunciation: [kaɾoˈlina]) is a city and municipality on the northeastern coastal plain of Puerto Rico, immediately east of San Juan and Trujillo Alto, north of Gurabo and Juncos, and west of Canóvanas and Loíza. Part of the San Juan metropolitan area, Carolina is spread over 12 barrios and the downtown area and administrative center of Carolina Pueblo. In the coastal region of the municipality lies the resort and residential district of Isla Verde, where the main international airport of Puerto Rico, the Luis Muñoz Marín International Airport, is located. Carolina is the third most populated municipality in the archipelago and island.

The Caguas Valley (Spanish: Valle de Caguas), or the Caguas-Juncos Valley, and popularly referred to as the Turabo Valley (Valle del Turabo), is a large valley lying between two mountain subranges of the Cordillera Central, Sierra de Cayey and Sierra de Luquillo, in the eastern region of the main island of Puerto Rico. From west to east, the valley is concentrated in the municipalities of Caguas, Gurabo, San Lorenzo, Juncos, Las Piedras, and Humacao.

Gurabo (Spanish pronunciation: [ɡuˈɾaβo]) is a town and municipality in eastern Puerto Rico. It is located in the central eastern region, north of San Lorenzo; south of Trujillo Alto; east of Caguas; and west of Carolina and Juncos. Gurabo is spread over 9 barrios and Gurabo Pueblo (the downtown area and the administrative center of the city). It is part of the San Juan-Caguas-Guaynabo Metropolitan Statistical Area.

San Lorenzo (Spanish pronunciation: [san loˈɾenso], locally [ˌsaŋ loˈɾeŋso]; Spanish for "Saint Lawrence") is a town and municipality of Puerto Rico located in the eastern central region, north of Patillas and Yabucoa; south of Gurabo; east of Caguas and Cayey; and west of Juncos and Las Piedras. San Lorenzo is spread over twelve barrios and San Lorenzo Pueblo (the downtown area and the administrative center of the city). It is part of the San Juan-Caguas-Guaynabo Metropolitan Statistical Area.

San Lorenzo is called "The town of the Samaritans" and "Land of Legends." The patron of the municipality is Nuestra Señora de las Mercedes (Our Lady of Mercedes). The surrounding areas produce tobacco and sugar cane.