South Shetland Islands Cruise Port: Zodiac Landings, Penguins and Research Stations

Most Antarctic cruises make their first landing here, in the South Shetland Islands, not on the peninsula itself.

That first Zodiac ride onto black volcanic sand, with a research station flag snapping overhead and chinstrap penguins staring you down, sets the tone for everything after.

My quick take

The South Shetlands get treated as a warm-up before the Antarctic Peninsula, and I think that undersells them badly. Deception Island alone, an active volcano you sail into through a gap barely 0.3 mile wide, is one of the strangest anchorages on the planet.

You will not find gift shops or a promenade here. You will find gentoo and chinstrap penguins by the thousand, a Chilean settlement with actual kids and a school, and enough Cold War era research stations to fill an afternoon of binocular spying.

My honest take: this is a place for travelers who want weather and wildlife over comfort and polish. Come in expecting flexibility instead of a fixed schedule, and you will have a great time.

South Shetland Islands quick facts

• Docking: No pier or wharf exists here. Ships anchor offshore in open water or a sheltered bay, and every landing goes ashore by Zodiac.
• Into town: There is no town. The closest thing is Chile’s Villa Las Estrellas on King George Island, an off-limits research base, not a shopping stop.
• Currency: None needed ashore. Landings are free of charge, there are no shops or stalls, and everything you might buy is settled on the ship.
• Time zone: Ships keep Ushuaia or Punta Arenas time (UTC-3 in summer) for the whole voyage, since Antarctica itself keeps no civil time zone.
• How often the call is missed: Medium (20%): fierce winds, sea ice or fog cancel a chunk of planned Zodiac landings here most seasons.

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Getting ashore: Zodiacs, anchorages and wet landings

There is no pier anywhere in the South Shetlands, so your ship anchors offshore and small Zodiac boats ferry everyone to shore in groups. Expect wet landings, meaning you step out of the boat into a few inches of frigid water, so waterproof boots are not optional.

Conditions decide everything here, more than any published itinerary does. Wind, swell or drifting sea ice can cancel a landing with almost no warning, even after the crew has already scouted the site.

If you have never done this kind of landing before, it is worth reading up on the mechanics beforehand. Our Zodiac landing guide covers the mudroom routine and boot-wash stations step by step.

Anchorages vary by site: some are open roadsteads exposed to swell, while Deception Island’s flooded caldera gives ships one of the calmest, strangest harbors on the continent. Expect the expedition team to reshuffle the day’s plan more than once if the wind picks up.

There’s no town, but there are neighbors

Do not expect a town in the ordinary sense. The closest thing is Chile’s Villa Las Estrellas on King George Island, a small settlement of families tied to a Chilean air base.

It has a school, a chapel and an airstrip that some fly-cruise itineraries use to skip the Drake Passage entirely. Tourists rarely get inside though, since it is a working base and someone’s home, not an attraction built for visitors.

Roughly ten countries keep research stations scattered across these islands, and Chile runs the largest cluster of them. You can read more about how Chile’s national Antarctic program operates here if the science side interests you.

Russia’s Bellingshausen station and China’s Great Wall station sit almost next door to the Chilean base, an odd little cluster of flags for such a remote spot. Landings at these bases are rare and depend entirely on the expedition team’s relationship with the station staff that season.

The sights worth the cold

Deception Island’s Whalers Bay is the headline stop, a black sand beach littered with rusting whale-oil tanks and the bones of an abandoned research hut. Britain ran a scientific station there for decades before volcanic activity forced it out, and the country’s current polar research network now operates much farther south.

Half Moon Island is smaller and quieter, a gravel spit backed by mountains where several thousand chinstrap penguins nest along a marked trail. Aitcho Islands, just across the strait, does gentoo and chinstrap penguins even better, and we cover that landing on its own.

Penguins, seals and other wildlife

Gentoo and chinstrap penguins dominate here, with adelie penguins showing up on a few of the colder, more southerly islands. Fur seals and elephant seals haul out on the same beaches, so watch your footing and give them the wide berth guides ask for.

Skuas and kelp gulls patrol the penguin colonies looking for eggs and chicks, which makes for blunt but fascinating viewing if you linger a while. Bring a longer lens if birds are your thing, since guides keep everyone at a respectful distance from the action.

Ship excursion or independent? There isn’t really a choice

This one is simple: every landing in the South Shetlands happens through your ship’s own expedition team, full stop. There is no dock to walk off on your own, no taxi and no independent operator waiting onshore.

Expedition ships that follow the region’s shared industry guidelines coordinate their schedules so two ships rarely land at the same site together. It is worth understanding what actually happens during a landing before your first trip ashore.

Accessibility: the honest version

I will not sugarcoat this one. Zodiac landings involve stepping over a rubber pontoon into open water, then crossing wet rock or gravel, so mobility-limited travelers should talk to the expedition team before booking.

Most ships can arrange a shortened or alternate landing for guests who need it, but nobody can guarantee ashore access at every stop. Weather cancels landings for everyone regardless of ability, so keep your expectations flexible either way.

Weather and safety in the South Shetlands

Summer, from November through March, hovers right around freezing, but wind chill and sudden squalls make it feel much colder. Layer up, and expect your outer shell to get properly tested at least once per trip.

The bigger risk is logistical rather than medical: sea ice, katabatic winds or fog can strand a landing or force a course change with little notice. Trust your expedition team’s calls, they are conservative for good reason given how remote you are.

Sun and wind burn skin fast down here, even on overcast days, thanks to the reflection off snow and water. Pack real sunscreen and lip balm alongside the cold-weather gear, not just a token stick shoved in a drawer at home.

Timing your return to the ship

Crew give a firm return time for every landing, usually with a horn or radio call about fifteen minutes before the last Zodiac leaves. Miss it and you are stuck onshore until they come back for you, in genuinely miserable conditions.

Photographers chasing one more penguin shot are the most common stragglers, so set a phone alarm rather than trusting your own sense of time. The guides count heads, but do not make them count yours twice.

How South Shetland Islands fits an Antarctica cruise

Almost every Antarctic Peninsula itinerary visits the South Shetlands first, right after the Drake Passage crossing settles down. Think of it as the appetizer before the peninsula’s fjords and glaciers, not a lesser stop in its own right.

If you want a deeper look at one specific landing site rather than the whole island group, our Aitcho Islands guide breaks down that particular stop. Fly-cruise itineraries that use the King George Island airstrip also start or end their entire trip right here.

Most expedition lines built for polar travel run South Shetlands stops as a fixed early leg of a longer peninsula voyage, rarely as a standalone destination. Budget for at least ten to twelve days total once you count the Drake Passage crossing both ways.

Quick answers

Do ships ever dock in the South Shetland Islands?

No. Every stop here is a Zodiac landing or a Zodiac cruise past wildlife and ice, since no pier exists anywhere in the island group.

Can independent travelers visit without a cruise or expedition ship?

Realistically, no. Getting here means either an expedition ship from Ushuaia or Punta Arenas, or a fly-cruise through the King George Island airstrip, both booked through a tour operator.

What is the best single landing site in the South Shetlands?

Deception Island edges it out for me, purely because sailing into a live volcano’s flooded crater never gets old. Half Moon Island and Aitcho Islands are close behind for penguin numbers.

Is it safe to land near an active volcano at Deception Island?

Operators watch the island’s activity closely and will skip a landing if conditions look unstable. It last erupted decades ago, but everyone still treats it with real respect.

How cold does it get on a South Shetland Islands landing?

Summer air temperatures usually sit close to freezing, though wind makes it feel colder. Dress in layers, and expect your fingers and toes to complain first.

Do I need a visa or special permit to visit?

No visa is required for the islands themselves, since no country’s normal immigration applies here. Your operator handles the necessary Antarctic Treaty permits and environmental paperwork on your behalf.

What penguin species will I see in the South Shetland Islands?

Gentoo and chinstrap penguins are the reliable ones, with adelie penguins appearing on some of the colder islands further south in the group. Exact numbers shift year to year with ice conditions and breeding success.

The last word

The South Shetland Islands do not get the marketing budget the peninsula does, and that feels like a mistake on someone’s part. You get penguins, volcanoes and odd little international outposts before the trip has even properly started.

Go in with low expectations for comfort and high expectations for wildlife, and you will leave happy. This is Antarctica doing its warm-up act, and the warm-up act is still pretty spectacular.

More on this topic: browse every guide on expedition and alternative cruises.