Colchagua Valley Winery Day Trip from Santiago. Discover Chile’s winemaking heritage and sample a variety of local wines on this full-day tour of the Colchagua Valley from Santiago. Journey through the vineyards, stop for lunch in Santa Cruz (optional) and tour two of the region’s famous wineries like Montes and Viu Manent. Learn the secrets of vine cultivation, production and aging as you explore the wineries and taste popular wines like malbec, syrah and carmenere. This small-group tour has a maximum of eight for a personalised experience. Book this Trip and Save 10%! Colchagua Valley Winery Day Trip from Santiago.