Upon arrival in London, embark National Geographic Explorer along the Thames River.

Cruise along the Thames River, seeing the iconic Tower Bridge as you embark on your journey.

Set along the south coast of England to see Portsmouth, which plays a major role in British naval history. The rich heritage is evident at the Historical Dockyard which houses HMS Victory, the three-masted flagship in which Lord Nelson led the victorious Battle of Trafalgar in 1805, and the Mary Rose, a Tudor-era warship. Aside from its marine heritage, Portsmouth is also known for its literary history as the birthplace of Charles Dickens.

Steeped in maritime history, Drake, Raleigh and Cook have all passed through Fowey (pronounced “Foy” by the locals). Stroll the winding, medieval streets and browse unique shops, art galleries and pubs, before heading to the Cornwall countryside and the Eden Project, where your botanical journey continues. A celebration of nature, the Eden Project
is more than a garden walk — with vast biomes
(greenhouses), it emphasizes man’s connection to, and dependence on, the natural world. Or opt to visit the Lost Gardens of Heligan. Lost for almost 75 years after WWI, the private gardens at Heligan were the seat of the Tremayne family for more than 400 years.

According to Arthurian legend, the Isles of Scilly are all that remain of Lyonnesse, a land off Cornwall that vanished beneath the Atlantic. Meander through Tresco Abbey Gardens, where an astounding variety of subtropical plants flourish.

Rising abruptly from the sea, the rocky isle of Skellig Michael was once an important center of Celtic Christianity. From the ship gaze up, the beehive huts of its seventh-century monastery, clinging to the jagged peak 600 feet above the sea. After lunch, explore the ancient sites of beautiful Dingle Peninsula and wander through the village of Dingle.

View the towering Cliffs of Moher as you sail by them this morning. Continue to the Aran Islands, known for their limestone moonscapes and strong Gaelic identity. Visit Dun Aengus, an enigmatic Celtic ring fort perched on the edge of a cliff.

Explore the fishing harbor of Killybegs, gateway to the Donegal's famous woolen mills, or discover some of the region’s ancient archaeological sites. Sail past the 2,000-foot cliffs of Slieve league.

On Iona, venture into an ancient nunnery and a
13th-century abbey. Examine the Celtic high
crosses of kings such as Duncan and Macbeth.
This afternoon, explore Staffa, an island famed for its geometric basalt columns and deep-sea caves. It was here that Felix Mendelssohn was inspired to write his “Hebrides Overture.”

Visit the Outer Hebrides, where Scottish Gaelic is still spoken and artisans weave traditional woolen fabrics. Weather permitting, explore the cottages of remote St. Kilda, a UNESCO World Heritage site inhabited from the Bronze Age. Later, see the neolithic Callanish Standing Stones on the Isle of Lewis.

Stroll through Inverewe Gardens, where colorful
subtropical flora thrives. Explore the charming
fishing village of Ullapool in the afternoon.

Encounter a sophisticated Stone Age culture on
visits to the Ring of Brodgar and the 5,000-year old stone-slab village of Skara Brae. Step into the medieval St. Magnus Cathedral in Kirkwall.

Visit the bird research station, located on the
migration flyway. Hike to a nearby beach to look for puffins. Then, on the uninhabited island of Mousa, see one of the best examples of an Iron Age broch.

Dock at the Shetland Islands, an archipelago of
about 100 islands and islets. Drive through a rolling landscape with Shetland ponies. Explore the ruins at Jarlshof, which reveal 4,000 years of near-continuous settlement.

After breakfast, disembark in Bergen and transfer to the airport for your flight home.