Guayaques, Mountain summit in Antofagasta Region, Chile

Cerro Guayaques is a mountain summit in the Antofagasta Region near the Bolivia border, reaching approximately 5,626 meters in elevation. It is part of a volcanic chain formed by lava domes that span several kilometers.

Cerro Guayaques is the southernmost point of Bolivia, standing 5,626 m on the Altiplano border with Chile. It belongs to the 10-km Guayaques chain of north-south rhyodacitic lava domes, which crosses the frontier about 10 km east of the Cerro Toco–Purico complex. Administratively the Bolivian side lies in San Pablo de Lípez municipality, Sud Lípez province.

Cerro Guayaques is the southernmost point of Bolivia, administered by the municipality of San Pablo de Lípez in Sud Lípez Province. The summit itself lies on the Chile-Bolivia border, so the boundary line crosses the peak at 5,626 m.

Visitors should prepare for extreme altitude and harsh conditions and contact local authorities since the area is near the border. The best time for climbing is during drier months when weather is more stable.

Cerro Guayaques is the southernmost point of Bolivia, standing on the border with Chile in the municipality of San Pablo de Lípez, Sud Lípez Province. The summit reaches 5,626 m and anchors the southern end of the 10-km Guayaques chain of north–south rhyodacitic lava domes, about 10 km east of the Cerro Toco–Purico complex.