Give Cerro Concepción a half-day. Gervasoni and Atkinson offer different port views; map Papudo, Templeman and Concepción to Atkinson and your finish. This is not level walking. Templeman, Pasaje Gálvez and Almirante Montt connect murals, galleries, browsing and meals; confirm chosen businesses. La Sebastiana needs its separate Cerro Florida journey.
After climbing, compare menu, portion and total price at an open restaurant or café. Seafood fits the port theme; vegetarian food or a café also works. No dish is compulsory.
La Sebastiana needs a Cerro Florida half-day and transport to its confirmed entrance. Neruda readers may prefer it; art enthusiasts may choose Baburizza’s 1844–1970 port collection. Thomas Somerscales’s Antiguo Muelle Prat and Alfredo Helsby’s Paseo Atkinson interpret, not map, the city. Allow each museum separate time, a meal and a planned transfer.
For a Santiago day trip, plan both terminals: Sotomayor–El Peral–Yugoslavo, Baburizza if open, then a nearby meal. Add a short Cerro Concepción visit only if the return allows; La Sebastiana, Viña and a winery do not all fit. With two days and one overnight, day one pairs port/Baburizza with dinner near lodging and current street-specific advice for the return. Day two offers Gervasoni–Atkinson and lunch, or La Sebastiana with a shorter walk. Plan checkout, luggage, bus and lodging access to use the extra morning/evening.
Give Viña del Mar, Quinta Vergara and Castillo Wulff a separate coastal chapter; confirm openings. A combined day gives each city less time. Reserve a Casablanca Valley visit and transport before tasting. The central-Chile itinerary supplies that broader sequence, instead of a winery before a late bus.