16 nights · Chile Antarctica · Departs Punta Arenas (Chile) · Visiting Ushuaia, Port Stanley, Puerto Madryn, Buenos Aires, Punta del Este, Rio de Janeiro · Aboard Oceania Cruises on the Oceania Sirena
Image courtesy of Oceania Cruises ©
| Cruise line | Oceania Cruises |
|---|---|
| Ship | Oceania Sirena |
| Duration | 16 nights |
| Port calls | 7 |
| Departures | 1 sailings |
| From fare | $5,899 per person |
| Year built | 1999 |
| Guests | 803 |
| Cabins | 349 |
| Crew | 375 |
| Length | 181 m |
| Beam | 25 m |
| Cruising speed | 20.0 kn |
At the edge of the Strait of Magellan, Punta Arenas feels like a city built for crossing oceans. Its broad avenues and ornate mansions reflect the fortunes of sheep farming and trade. The Maggiorino Borgatello Museum traces Patagonia’s natural and human history. Climb Cerro de la Cruz for views across the harbor and rooftops. From here, boats reach Magdalena Island, home to thousands of Magellanic penguins.
Ushuaia sits between the Beagle Channel and the snow-streaked Martial Mountains, at Argentina’s far southern edge. Its harbor has long served as a gateway to Antarctica, while the town itself rewards a slower look. Ride the End of the World Train into Tierra del Fuego National Park, or tour the former prison museum. Here, wild landscapes begin just beyond the last streets.
Stanley sits on East Falkland, where the South Atlantic’s wide skies frame a compact, distinctly British capital. Its painted houses, tidy gardens and sheltered harbor contrast with the islands’ open, windswept terrain. Visit Christ Church Cathedral and its whalebone arch, then explore the Falkland Islands Museum for local history. Beyond town, guided excursions reach penguin colonies and dramatic coastal landscapes.
Puerto Madryn sits on sheltered Golfo Nuevo, where Patagonia’s coast meets the Atlantic. From here, Peninsula Valdés, a UNESCO World Heritage site, offers encounters with southern right whales, elephant seals and sea lions. Between June and December, whales gather in the gulf; Magellanic penguins nest at Punta Tombo farther south. In town, Welsh heritage and a waterfront promenade offer a quieter counterpoint to Patagonia’s wild scale.
Buenos Aires is a city of broad boulevards, grand theatres and late dinners, with a distinctly Argentine pulse. From the port, explore La Boca’s vivid lanes or San Telmo’s antique market. Recoleta adds belle époque architecture; Palermo brings leafy parks, galleries and restaurants. Make time for a steakhouse and a tango performance, two traditions that give the capital its lasting character.
Punta del Este makes a polished first impression, yet its appeal reaches beyond its famous beaches. Set on a narrow peninsula between the Atlantic and the Río de la Plata, Uruguay’s resort town invites exploration. At Playa Brava, La Mano’s giant fingers emerge from the sand. West of town, Carlos Páez Vilaró’s Casapueblo combines sculptural architecture with a museum and sea views. Come for the light, stay for seafood and Uruguay’s easygoing pace.
Granite peaks rise above Guanabara Bay; the city reaches toward the Atlantic. From the port, the landmarks are unmistakable: Sugarloaf Mountain guards the bay, and Christ the Redeemer watches from Corcovado. Balance the grand views with street-level pleasures: Copacabana, Ipanema, and the leafy avenues of the South Zone. Choose one or two sights, then leave room for a long lunch and the city’s beach culture.
Published September 16, 2026
Last updated October 3, 2026
Author: J. Richard
Good to know: Prices are quoted per person based on double occupancy and include all applicable taxes and fees. Availability and prices can change quickly, so please continue through the booking process to confirm the latest availability and pricing before you pay.
We work hard to make sure everything on this website is accurate and up to date. However, some information may be incomplete or inaccurate, including details supplied by third parties or otherwise outside our control, and we cannot be held responsible for such errors. We work with 41 cruise line operators, that are providing cruises on 585 ships visiting 1,731 ports across 7,194 unique cruises, creating 13,822 itineraries. This is a great deal of data to continually update daily from our suppliers. If a pricing error, misrepresentation, or omission occurs, we reserve the right to adjust the pricing, correct the information, or cancel or decline any booking made in error, with notice to you. Thank you for your understanding!
