The city has a population of approximately 200,000 and is located at the side of Cachapoal River. For most of the 20th century the principal economic activities of the region were (and in large part still are) the extraction and manufacturing of copper (El Teniente mine), and agriculture.
The Metrotren from Estación Central in Santiago costs $1600 CLP one-way. Trains from the capital depart every 30 minutes in rush-hour (commonly the afternoons from Monday to Friday) and every hour, the rest of the day. Departures from Rancagua can take you back north towards Santiago or south towards San Fernando. Prices vary according to destination .
Rancagua is 90 km from Santiago by the Ruta 5. Two road tolls are found between the cities ($2000 CLP Total).
From Santiago, the main bus terminal is located at Metro Station Universidad de Santiago. Competition among the private bus companies makes for very frequent departures to Rancagua. Cost is about $800 CLP.
As mentioned above, beware of pickpockets in the city center.
The city is surrounded by quaint and peaceful pueblitos. Doñihue, about 35 km south of Rancagua is well known for it's arts and crafts, especially the dying art of handmade silk-based chamantos. Pokey mountain and the "Punta Alta" offer formidable hikes and breathtaking views of the region. Ask around town to find the trail base.