Tangadan Tunnel and Welcome Park is a Registered Property, Province of Abra located at San Quintin, Abra, CAR.
This is a 40-meter tunnel located along the Abra-Ilocos Sur National Road. It can be reached from Narvacan Junction after cruising a winding 9-kilometer road that cut through the hills bordering Abra and Ilocos Sur.
The tunnel is a popular landmark to the province's populace as well as visitors and dignitaries and other prominent visitors that are being welcomed. Before the tunnel is a welcome park where the monument of Gabriela Silang is erected. On either side is a grove serving as a stopover area for travelers to rest and to take pictures.