Carchi is a province in Ecuador. The capital is Tulcán. The Carchi River rises on the slopes of Chiles volcano and forms the boundary between Colombia and Ecuador near Tulcan. Rumichaca Bridge is the

The Carchi River is a river of Ecuador. It rises on the slopes of Chiles Volcano, elevation 4,698 metres, on the border of Ecuador and Colombia. The river flows eastward across the high plateau of El