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Best of British Isles

BRITISH ISLES

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Best of British Isles

This expedition-style voyage aboard the 114-passenger M/V Sea Spirit travels from Portsmouth to Edinburgh, revealing UNESCO-listed landmarks, historic sites, and wildlife habitats. Explore Tresco's Abbey Garden in the Isles of Scilly, the Celtic Christian heritage of Iona, and the Neolithic settlement of Skara Brae in the Orkney Islands. Look for Atlantic puffins on Fair Isle, the basalt columns of Northern Ireland's Giant's Causeway, and the remote UNESCO archipelago of St. Kilda, where seabirds outnumber people. Your small ship reaches coastlines larger vessels can't, with up to three Zodiac landings a day, each around 2.5 hours, for maximum time ashore.

Why travel to the British Isles with Poseidon?

Since 1999, Poseidon Expeditions has specialized in small-ship expedition cruises to the world's most remote destinations. Our British Isles voyage combines nearly three decades of polar expertise with onboard comfort and expert-led excursions.

27 Years of Polar Expedition Expertise
27 Years of Polar Expedition Expertise
Since 1999, Poseidon Expeditions has run cruises to the Arctic and Antarctica. An IAATO and AECO member since 2011, committed to responsible travel.
Expedition-Style Voyage
Expedition-Style Voyage
Explore remote coastlines aboard our 114-passenger ship with its Zodiac fleet — uninhabited islands, sea lochs, and renowned bird sanctuaries bring new discoveries daily.
Expedition Team Excellence
Expedition Team Excellence
Travel with naturalists, wildlife biologists, geologists, and historians, each with hundreds of expeditions, bringing the British Isles' landscapes, wildlife, and history to life.

EXPEDITION HIGHLIGHTS

BIRDWATCHING
BIRDWATCHING

The British Isles hold the world's largest northern gannet colony, with around 60,000 breeding pairs on St. Kilda's cliffs. Look for colorful Atlantic puffins on Fair Isle and white-tailed eagles soaring above the Hebrides, with expert ornithologists identifying species and explaining their behavior throughout the voyage.

HISTORY
HISTORY

Trace the British Isles' history through remarkable landmarks: Skara Brae, the UNESCO-listed Neolithic settlement in Orkney; Iona Abbey, founded by St Columba in 563 AD and the birthplace of Celtic Christianity in Scotland; medieval Conwy Castle in Wales; and the ancient Callanish Standing Stones on the Isle of Lewis.

WILD NATURE
WILD NATURE

From rugged coastlines to dramatic volcanic landscapes, the British Isles offer diverse ecosystems. Discover the roughly 40,000 basalt columns of Northern Ireland's UNESCO-listed Giant's Causeway, and explore secluded sea lochs and remote islands by Zodiac, reaching places larger ships can't.

Itineraries

Region

Departures

itinerary dates days activities special offers rates from
Best of British Isles
Best of British Isles
09 May - 21 May 2027 13 Photography Included Activities

Early Bird Discount

UP TO 25% OFF

US$ 7 476 per person

Activities

PHOTOGRAPHY

Our voyage to the British Isles offers excellent photography opportunities, from dramatic coastal landscapes and historic landmarks to charismatic wildlife. The included photography program lets photographers of all levels learn new techniques alongside our professional onboard photographer throughout the voyage. 

Capture the rugged beauty of remote coastlines and historic sites across Wales, Northern Ireland, and Scotland. Practice wildlife photography on Fair Isle in the Shetland Islands, spotting Atlantic puffins and other seabirds, or explore the plants at Tresco Abbey Gardens in the Isles of Scilly. The voyage also offers architectural photography, from the medieval walls of Conwy Castle to the ancient stone structures of the Orkney Islands — our onboard experts help you make the most of every moment behind the lens.

PHOTOGRAPHY


Our expedition ship

M/v Sea Spirit
Providing spacious suites for accommodation of 114 passengers the Sea Spirit at the same time features maneuverability and friendly atmosphere of small ships. The vessel has an ice-strengthened hull, a fleet of Zodiacs, and a set of retractable fin stabilizers for smoother sailing.
CATEGORY
Small expedition ship
PASSENGERS
114
SPEED
15 knots
CREW
72
LENGTH
90.6 meters (297 ft.)
WIDTH
15.3 meters (50 ft.)


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Frequently Asked Questions

Our expedition ship, M/V Sea Spirit, accommodates 114 passengers, offering an authentic expedition experience while ensuring top comfort in spacious cabins. Unlike larger cruise ships that require group rotations, all 114 passengers can explore simultaneously. This allows for maximum time ashore or cruising in Zodiacs, and a personalized approach to each guest.

The British Isles cruise season generally runs from April through October, with May through July being the best time for wildlife viewing opportunities. Atlantic puffins are active during the breeding season, seabird colonies are at their busiest, and Scotland enjoys long daylight hours in June and July, giving you ample time to explore ashore and by Zodiac.

The British Isles offer exceptional wildlife encounters, especially from May through July. Look for Atlantic puffins on Fair Isle, northern gannets at St. Kilda’s spectacular colony, and white-tailed eagles in the Hebrides. You can also spot grey seals, harbour porpoises, and, seasonally, minke whales. Our expert wildlife biologists and naturalists help interpret the remarkable ecosystems throughout the voyage.

Aboard a small expedition ship, you can reach remote destinations such as St. Kilda, a UNESCO World Heritage archipelago located approximately 64 km (40 miles) northwest of North Uist in the Outer Hebrides, as well as Fair Isle in the Shetland Islands, and secluded Hebridean islands. Zodiac landing crafts allow access to shorelines, sea lochs, and landing sites unavailable to larger cruise ships.

A small-ship expedition cruise around the British Isles offers access to remote islands, sheltered sea lochs, and coastal areas that larger vessels cannot reach. Aboard the M/V Sea Spirit, you can step ashore by Zodiac landing craft and explore places such as St. Kilda and Fair Isle. With just 114 passengers, all guests can explore simultaneously ashore or in Zodiac boats, accompanied by expert naturalists and expedition guides.

About the British Isles Route

Discover the remarkable diversity of the British Isles on a small-ship cruise built for an authentic expedition experience — deeper connections with landscapes, wildlife, and history. Aboard the 114-passenger M/V Sea Spirit, enjoy expert guidance, flexible weather-dependent itineraries, and maximum time ashore, with up to three landings a day, each around 2.5 hours. Zodiac boats reach remote islands, sheltered bays, and coastal areas inaccessible to larger vessels — ideal for history enthusiasts, birdwatchers, photographers, and nature lovers.

From the Isles of Scilly to the Outer Hebrides

The route from Portsmouth to Edinburgh reveals spectacular islands, historic ports, and remote landscapes. Begin in the Isles of Scilly, where Tresco Abbey Garden showcases plant species from around the world. Continue to the Isle of Iona, a center of Celtic Christianity since St. Columba's arrival in 563 AD, and the colorful harbor of Tobermory on the Isle of Mull. Head north to the Outer Hebrides' dramatic landscapes, including the remote UNESCO archipelago of St. Kilda, some 64 km (40 miles) northwest of North Uist, reached by Zodiac when conditions allow. In the Shetlands, visit Fair Isle, known for its seabirds and culture, then explore Orkney's Kirkwall and the UNESCO-listed Neolithic village of Skara Brae.

From the Isles of Scilly to the Outer Hebrides

The route from Portsmouth to Edinburgh reveals spectacular islands, historic ports, and remote landscapes. Begin in the Isles of Scilly, where Tresco Abbey Garden showcases plant species from around the world. Continue to the Isle of Iona, a center of Celtic Christianity since St. Columba's arrival in 563 AD, and the colorful harbor of Tobermory on the Isle of Mull. Head north to the Outer Hebrides' dramatic landscapes, including the remote UNESCO archipelago of St. Kilda, some 64 km (40 miles) northwest of North Uist, reached by Zodiac when conditions allow. In the Shetlands, visit Fair Isle, known for its seabirds and culture, then explore Orkney's Kirkwall and the UNESCO-listed Neolithic village of Skara Brae.

Wildlife Encounters Along the Way

The British Isles offer exceptional wildlife-watching, especially during the prime birdwatching season from May through July. Search for Atlantic puffins on Fair Isle, thousands of northern gannets at St. Kilda's cliffs, and white-tailed eagles above the Hebrides. Shore landings and Zodiac excursions bring encounters with grey seals, harbor porpoises, and seasonal minke whales, with naturalists, ornithologists, and wildlife biologists interpreting their behavior. Look too for guillemots and razorbills along the dramatic coastlines.
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Layers of History: Neolithic, Celtic, and Norse Heritage

The British Isles reveal a human history spanning more than 5,000 years. Explore Skara Brae, a UNESCO-listed Neolithic settlement dating to around 3,100 BC, and the ancient Callanish Standing Stones on the Isle of Lewis, from around 3,000 BC. Discover the Celtic heritage of Iona Abbey, one of Scotland's most important early Christian sites, then trace the Norse settlers who shaped Orkney and Shetland from around the 8th century onward. Further south, explore medieval Conwy and Caernarfon Castles, part of the UNESCO-listed Castles and Town Walls of King Edward in Gwynedd.
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