You can rent mountain bikes from several tour agencies and hostels in town for around CH$8000 for the day (CH$2000 per hour).
Bus & Taxi
Micros (local buses) and colectivos (shared taxis) connect downtown with the main bus terminal. Taxis colectivos are faster and more frequent, costing CH$700 per person. Destinations are clearly marked on an illuminated sign atop the cab. Micros run to major destinations and cost CH$500 per person. Radio Taxi service is between CH$2000 and CH$3000, depending on your destination.