I have never been very good at reading maps, which is how I ended up driving down what I can only describe as a tractor's daydream somewhere outside Morag. My partner sat in the passenger seat with that particular expression of British patience that is somehow worse than shouting. The sat nav had given up on us three miles back, and I was fairly certain we had just been judged by a stork.

The journey from Olsztyn had been straightforward enough until it was not. We had flown into Warsaw, collected the hire car, and set off north with the kind of optimism that only comes from never having visited rural Poland before. The roads grew narrower, the pine forests thicker, and my confidence shrank in direct proportion to both. Somewhere near the village of Krzywe I took a wrong turn that felt so right at the time. The gravel track petered out into grass, then mud, then what I choose to believe was a very large puddle and not a small pond. We sat there for a moment, two idiots in a Vauxhall, while dragonflies the size of biplanes investigated the windscreen.

We found the property eventually, though I suspect the locals are still laughing about the Englishman who asked for directions using a combination of broken Polish, enthusiastic pointing, and the word "jezioro" repeated with increasing desperation. The holiday home sat among birch trees a short walk from Lake Skiertag, a modest wooden place with a deck that sagged slightly in the middle and a barbecue that looked like it had seen things. I loved it immediately.

The first evening we walked down to the water's edge, boots still muddy from my navigational triumph. The lake stretched out flat and silver in the late light, and somewhere across it a fish made a sound like someone dropping a handbag. My partner, who had not quite forgiven me, softened enough to hold my hand. We watched a heron stand in the reeds with the patience of a creature that has never once got lost using Google Maps.

I had planned our walking routes with the obsessive detail of a man compensating for something. The Masurian Lake District, I had read, offered gentle coastal trails, forest paths, the kind of wholesome outdoor holiday that makes for excellent anecdotes later. I had packed proper boots, moisture-wicking socks, a hat with a flap for the neck. I was ready for adventure.

The weather, naturally, had not read my itinerary.

We woke to sunshine so glorious it felt personal, the kind of morning that makes a man believe in his own competence again. We set off along the lake path toward Krzywe, the air already warm and smelling of pine resin and something faintly herbal I could not identify. Within an hour I had sweated through my moisture-wicking everything. The path climbed slightly through mixed woodland, then opened onto a clearing where the view stopped us both. Lake Skiertag lay below, fringed with reeds, and beyond it the forest rolled away in shades of green that seemed almost rude in their intensity.

By midday the temperature had climbed past thirty degrees, which I know because I checked my phone seventeen times while wilting against a tree. The planned twelve-mile circuit suddenly seemed ambitious for people who had spent the previous six months walking primarily to the fridge. We found a small beach near the water, more pebbles than sand, and sat with our feet in the lake like two exhausted herons. The water was cold enough to make me yelp, which my partner found hilarious for the first time since the tractor track incident.

The heat changed everything. My carefully planned hiking schedule became a loose suggestion, something to be abandoned whenever shade or swimming opportunities presented themselves. We walked early mornings and late evenings instead, when the light slanted through the pines and the mosquitoes had not yet organised themselves into effective hunting parties. The midday hours we spent on our sagging deck, reading books and eating cold pierogi from the small shop in Morag, watching the lake shimmer in the haze.

One evening we walked north along the coast toward a headland I had spotted on my now much-criticised map. The path wound through alder and willow, sometimes dipping to the water's edge where frogs plopped into the shallows with comic timing. The sun sat low and orange, and for a stretch of perhaps twenty minutes the world seemed to hold its breath. My partner stopped to photograph a kingfisher, or possibly a very blue leaf, and I stood there with the warm air on my face and thought about how rarely I let plans collapse this gracefully.

I am not someone who adapts well, generally. I like schedules, confirmations, the illusion of control that comes from a well-organised spreadsheet. But Masuria in that unexpected heat taught me something small and embarrassing: that the best moments came from the wrong turns, the abandoned routes, the afternoons when we gave up on purposeful walking and simply found somewhere to swim instead.

On our final morning I got up early and walked alone to the lake, boots finally dry, hat flap deployed against the already-rising sun. A fisherman in a small wooden boat nodded to me without surprise, as if Englishmen in ridiculous hats were a regular feature of his mornings. I stood there until the heat began to build, then turned back toward the house and my still-sleeping partner, already plotting how we might return when the weather was completely different and my maps remained equally unreliable.