Tuguegarao

It is a major urban center and the primary growth center in the Northeastern Luzon. It is the regional center of the Cagayan Valley and is also its regional institutional and administrative center. The city is a convergence area for the provinces of Cagayan, Kalinga, Apayao and northern Isabela and is one of the fast-emerging cities in the Philippines.

Dubbed as the "Gateway to the Ilocandia and the Cordilleras," the city is located on the southern border of the province where the Pinacanauan River empties into the Cagayan River. It is surrounded by the Sierra Madre Mountains to the east, Cordillera Mountains to the west, and the Caraballo Mountains to the south.

The highest temperature ever recorded in the Philippines—42.2 °C (108.0 °F)—hit Tuguegarao on May 11, 1969.