The Hidden Nature Walks Locals Love But Tourists Miss

On a humid Saturday in early July, a steady stream of flip-flop-clad visitors crowd onto the sands of Barceloneta. A few metro stops inland, however, a quieter Barcelona reveals itself: locals lace up running shoes and slip away along hidden trails threading through Vallcarca and the Collserola foothills, rediscovering a greener city that visitors rarely see.

That’s no accident. This summer, record-breaking temperatures and the relentless churn of city tourism have driven many residents to seek out natural spaces beyond La Rambla and Ciutadella Park. With Barcelona topping 12 million overnight tourists in 2025, according to Turisme de Barcelona, locals are increasingly protective of their less-travelled green spaces—especially as the city’s parks and forest edges become crucial sanctuaries during the hottest months.

Secret Trails and Pocket Parks

While Montjuïc and Parc de la Ciutadella enjoy international fame, ask lifelong Gràcia resident Marta Domènech for a real escape and she’ll lead you instead to the Camí de les Aigües. This snaking gravel path starts above Plaça Mireia in Esplugues and contours the hills for almost 10km. With panoramic city views, runners and dog walkers outnumber selfie-sticks here, particularly on weekday mornings. Signs posted by the Consorci del Parc Natural de la Serra de Collserola suggest detours onto overgrown trails toward Turó del Puig or the Torre Baró lookout in Nou Barris—where it’s not unusual to have the whole hill to yourself at sunrise.

Another favourite: Parc del Turó de la Peira, tucked behind the busy streets of Vilapicina. This pine-covered hill, with its raised circular walkway and old-fashioned bandstand, offers not just shade but rare silence. Locals from nearby Carrer de Sant Iscle use the steep, winding paths for interval sprints and gentle climbs—untroubled by the crowds typically packed into Parc de la Ciutadella on a Saturday afternoon. Community groups like Associació Passejades i Natura even organise monthly guided walks here, focusing on native flora and the urban ecology rarely noticed by passing scooters.

Data That Tells Its Own Story

City council data backs up the new popularity of these secret routes. According to the Ajuntament’s 2025 Quality of Life survey, only 8% of international visitors set foot in Collserola’s interior trails during their stay, compared to 42% of city residents who reported regular outdoor exercise in the urban green belt north of Avinguda Tibidabo. Meanwhile, participation in local nature walking groups has jumped: Associació Passejades i Natura, for instance, doubled its membership in the last three years and now hosts free public walks every second Sunday of the month, attracting everyone from seasoned retirees to university students.

What’s more, while the tourist-heavy beach promenades see summer crowds pushing 30,000 on peak weekends, Parc del Turó de la Peira’s highest recorded footfall so far this year (per SensoriBCN counter data) was just 2,300 in mid-June—proof that tranquility persists mere metro stops from the city centre.

Your Next Steps

For residents keen to explore these hidden walks, practical options abound. The Camí de les Aigües is best reached by FGC to Peu del Funicular, with entry at Carretera de les Aigües; early mornings (before 9am) offer the coolest and quietest slice of the trail. Parc del Turó de la Peira is accessible via Metro line 5 (Vilapicina), and its shady paths provide a welcome escape as pavement temperatures climb. Many local walking groups—such as Associació Passejades i Natura and the Urban Sketchers Barcelona—post event details on their social feeds and most outings are free or request a nominal €2 donation for insurance.

City officials are now considering measures to preserve the wild feel of these spaces, including restricting new signage or paving on lesser-known trails. For those seeking sustainable, crowd-free fitness or a mental refresh, the advice is clear: slip off the main tourist drags and try the trails only locals know by heart.