Antofagasta is a long and narrow city located south of the Tropic of Capricorn and north of Cerro Coloso, 1377 km north of Santiago. Antofagasta is part of the Atacama Desert, one of the driest places in the world. According to the Chilean Geologic Journal, the amount of annual rainfall is lower than 4mm and there has been a 40-year period with no rain at all.
The city has an irregular geomorphology, to the east there are steep slopes (400-500m) that are part of the Coastal Mountain Range. To the west, there is the Pacific Ocean. The sea shore has volcanic sediments, in contrast to the fine sand in the eastern hills. The Portada de Antofagasta , a famous natural formation that, is one of the touristic attractions of the city.
Other important locations are Mejillones, Hornitos, Tocopilla, Calama and La Negra. Mejillones is a port located 65 km north of Antofagasta. Hornitos, is a touristic beach located 90 km north of Antofagasta. La Negra is an industrial complex located 10km south-west of Antofagasta. Calama, the second biggest city in the region is 213 km north-west of Antofagasta. Tocopilla is a city located 188 km north of Antofagasta.
By air: There are regular flights from Santiago to Antofagasta. Cerro Moreno Airport is 25 km. north of the city. There are buses, mini-buses and taxis that travel regularly to and from the city in about 30 minutes.
By land: There are buses with direct connections from Arica, Iquique, Calama, Copiapó, La Serena and Santiago. Cardenal Carlos Oviedo Cavada Bus Terminal is in the northern part of the city, in the intersection of Pedro Aguirre Cerda Avenue and Paihuano Street.