What is it?

Keflavík is the salty, wind-scoured harbour town on Iceland's Reykjanes Peninsula that most visitors first meet as a name on their boarding pass — and far too many never look beyond it. Step outside the terminal and you land in a moss-carpeted lava world where black cliffs drop into churning surf, steam hisses from cracks in the earth, and colourful timber houses cluster around a working fishing harbour. It's known to Icelanders as Bítlabærinn, the 'Beatles Town', because the American NATO base here piped rock 'n' roll into the country in the 1960s and spawned much of Iceland's music scene — a story told with guitars, jukeboxes and karaoke booths at the Icelandic Museum of Rock 'n' Roll. Down by the water you'll find a full-size replica Viking ship that sailed to New York at Víkingaheimar (Viking World), and a cave where a friendly life-size giantess sits waiting for children. Now part of the merged municipality of Reykjanesbær, Keflavík has taken on a new identity too: front-row seat to the Sundhnúkur and Fagradalsfjall volcanic eruptions that have reawakened the peninsula after eight centuries of silence.

Where is it?

Keflavík sits on the northwest edge of the Reykjanes Peninsula in southwest Iceland, about 50 km (a 45-minute drive) from Reykjavík and just 5 minutes from Keflavík International Airport. It's the perfect base for the Reykjanes UNESCO Global Geopark: the Blue Lagoon, the Bridge Between Continents spanning the Mid-Atlantic Ridge, the bubbling Gunnuhver mud pools, Brimketill lava rock pool and the wild Valahnúkamöl cliffs are all within 30 minutes. Come in summer (June–August) for midnight-sun coastal walks and puffins at Hafnaberg, or between September and March for aurora hunting over the lava fields with almost no light pollution.

What makes it worth it?

There's a particular thrill in discovering that the place you were going to sleep through is actually one of the strangest, most elemental corners of Iceland. Travellers who give Keflavík a night instead of a taxi transfer talk about standing alone on the black shingle at Garður lighthouse with the Atlantic roaring in, or watching the green curtains of the aurora ripple over a lava field ten minutes from the airport. 'We nearly skipped it — it ended up being our favourite day,' is the sentiment you hear again and again. The town has an unpolished, lived-in honesty that Reykjavík's tourist streets can't match: fishermen unloading catch, a swimming pool full of locals gossiping in the hot tub, cod and chips eaten out of paper on the harbour wall. Years later you'll remember the smell of sulphur on the wind, the impossible teal of the geothermal water, and the moment you realised you were standing on the seam between two continents.

How accessible is it?

Extremely accessible — millions of travellers pass through Keflavík Airport each year, and the town is a 5-minute, roughly ISK 3,000 taxi ride away, or reachable by the local Strætó bus for a few hundred krónur. Most sights are flat, easy and family-friendly; museums cost around ISK 2,000–2,500 (US$15–20) each, and the Blue Lagoon starts near ISK 9,900 (US$70+) and should be booked weeks ahead in high season. Iceland is expensive: expect US$120–250 per night for hotels and guesthouses, US$25–40 for a restaurant main, and around US$70–100 a day for a rental car, which is the easiest way to explore the peninsula. No permits or fitness requirements are needed, though coastal paths can be slippery and the wind genuinely fierce — pack waterproof layers, sturdy shoes and a hat in every season. If an eruption is active, check safetravel.is and follow official access rules, as viewing areas and roads can close at short notice.