I should have known the holiday was going to be an adventure when I put the postcode into my sat nav and it tried to send me to a field outside Slagelse. Three hours from Copenhagen, two wrong turns, and one heated debate about whether I could read a Danish road sign later, we finally spotted the little wooden sign for Marielyst Strand. I was so relieved I reversed straight into a bollard. A tiny bollard, admittedly, but the crunch was loud enough that a man walking his dog actually stopped to applaud. Welcome to Falster.

The cottage itself was exactly the sort of place that makes you forgive everything. Bright red wood, white window frames, that lovely Scandinavian simplicity that makes a British terrace house look like a storage unit. I flung open the door expecting hygge and hot chocolate vibes, and instead got a faceful of North Sea wind because I'd left the back door unlatched. My other half just stood there with the suitcases, raising an eyebrow in that particularly British way that requires no translation.

We'd come for the walking, you see. I'd done my research, or so I thought. Packed proper boots, waterproofs, even one of those walking apps that tracks your route and makes you feel like a serious explorer rather than a middle-aged person from Reading. The plan was simple: three days of striding along Marielyst's famous twelve-kilometre beach, maybe venturing through the neighbouring woods, returning each evening with rosy cheeks and a sense of Nordic accomplishment.

Day one began with sunshine so glorious I actually laughed out loud. We marched onto that vast white beach like we owned it, the Baltic stretching ahead in shades of blue I didn't think existed outside travel brochures. I was smug. Genuinely smug. Took photos of my boots in the sand, sent them to my sister with a caption about my "Scandi walking adventure." The weather held for nearly forty minutes. Then the sky turned the colour of a bruise, and horizontal rain arrived with such enthusiasm that we were soaked through before we'd even agreed which direction to run.

We squelched back to the cottage, passing that same dog walker, who definitely recognised us. He didn't applaud this time, but his expression suggested he was filing the moment away for later amusement.

The thing about Danish coastal weather, I learned, is that it doesn't do half measures. The next morning brought fog so thick I couldn't see the end of the garden path. Our planned woodland hike became a tentative shuffle around the immediate area, me leading with one arm outstretched like a sleepwalker. We found the local supermarket by accident and bought enough pastries to survive a siege. By afternoon the fog had lifted to reveal a peculiar yellow-grey sky that promised nothing good. We walked anyway, because we'd come for walking, and British stubbornness dies hard. The beach in that light looked almost otherworldly, the waves sluggish and brown, the sand blowing in stinging ribbons. It was magnificent and miserable in equal measure, which I suppose describes quite a lot of worthwhile experiences.

Day three I finally accepted defeat and proposed a shorter route through the dunes directly behind the cottage. The dunes at Marielyst are proper dunes, all marram grass and hidden hollows, the sort of landscape that makes every step an negotiation with sliding sand. The weather couldn't decide what to do, throwing sunshine, then drizzle, then a wind that nearly removed my hat. We walked slowly, stopped frequently, watched kite surfers appearing and disappearing in the mist further down the beach. I stopped checking my walking app. It felt like the right decision.

That evening, drying out by the cottage's wood burner with tea made in a slightly too-small kettle, I found myself thinking about how I'd planned this trip within an inch of its life. The specific kilometres, the mapped routes, the imagined achievement of it all. The weather had simply laughed and offered something else instead. Not better, necessarily, but more honest somehow. We'd walked less far than intended, seen less than hoped, and got lost in fog within sight of our own accommodation. Yet I couldn't remember a holiday where I'd felt more present, more properly there in each moment as it happened.

The bollard, I should mention, left no lasting damage. The car, and possibly my pride, recovered fully. We even passed the dog walker on our final morning, and this time I waved first. He waved back, which felt like a small victory. The sat nav behaved on the return journey, though I suspect that says more about luck than technology. Some holidays give you exactly what you planned. Others give you fog, unexpected pastries, and the slow realisation that getting slightly lost was rather the point all along.