WHERE -- Chile WHEN -- Starting Oct. 15 HOW MUCH -- $ 1,170 a person -LRB- based on two people -RRB- This eight-day tour by Latitud 90 -LRB- 56-2 -RRB- 247-9100 , www.latitud90.com , which is based in Santiago , Chile , goes south through the lush , mountainous rain forests of northern Patagonia .