The city is part of the Greater ValparaÃ so conurbation . ValparaÃ so is a city and commune of Chile , center of its third largest conurbation ( Greater ValparaÃ so ) and one of the country 's most important seaports and an increasing cultural center in the Southwest Pacific hemisphere . The city is the capital of the ValparaÃ so Province and the ValparaÃ so Region .