Emergency crews, supported by five helicopters and an army Super Puma, have brought a forest fire under control in Brusio, canton Graubünden. The blaze temporarily closed the Rhaetian Railway line.

"The fire was brought under control by emergency crews on Wednesday morning."
A staggering two square kilometers of alpine woodland transformed into a tinderbox Tuesday afternoon as a fierce forest fire erupted near the world-famous Brusio circular viaduct. Reported at precisely 3:40pm, the blaze quickly surged through the dry terrain between Campascio and Viano, threatening one of Switzerland’s most iconic engineering marvels. The Rhaetian Railway, a lifeline for the region and a magnet for international tourism, was forced into an immediate and total shutdown. This isn't just a local incident; it is a direct assault on the infrastructure that defines the Graubünden landscape. While crews fought the advancing wall of heat, the valley was swallowed by a thick, suffocating blanket of smoke that served as a grim reminder of nature’s volatility. The urgency was palpable as the fire jumped through the undergrowth, fueled by a lethal combination of recent dry spells and unpredictable winds. Emergency services didn't just respond; they launched a full-scale mobilization to prevent a regional catastrophe.
Six powerful aircraft, including a heavy-lift Swiss Army Super Puma, spearheaded a relentless aerial assault to bring the inferno under heel. The operation was a masterpiece of Swiss precision, coordinating five helicopters from Swisshelicopter and Heli Bernina in a high-stakes rotation to douse the hotspots. To ensure the safety of these pilots, the Federal Office of Civil Aviation took the extraordinary step of slamming shut the local airspace, a closure that remains in effect until Thursday evening. This was no standard firefighting effort; it was a race against time and topography. Ground crews remained on high alert throughout the night, maintaining a vigilant watch as the fire smoldered in the darkness. By Wednesday morning, the tide had turned. Mayor Pietro Della Cà confirmed that the coordinated strike had successfully contained the perimeter, though the danger is far from over. High-tech drones equipped with thermal imaging cameras are now scouring the charred earth, hunting for subterranean embers that could reignite the crisis at any moment.
Sixty residents of the mountain village of Viano found themselves effectively cut off from the world as the main access road was severed Tuesday evening. For nearly 24 hours, the only umbilical cord connecting this community to the valley was a narrow, precarious forest track. This isolation highlights the extreme vulnerability of Switzerland’s high-altitude settlements when disaster strikes. While no formal evacuations were ordered, the psychological toll of being surrounded by active fire zones cannot be overstated. Meanwhile, the Rhaetian Railway remains paralyzed, with replacement buses struggling to navigate the disrupted geography. The economic impact of such a closure ripples through the tourism sector, affecting everything from local hospitality to international travel itineraries. The road to recovery for Brusio involves more than just extinguishing flames; it requires the restoration of the vital arteries that keep these southern valleys alive. The village of Viano remains a symbol of resilience, standing firm while the environment around it burned.
Initial findings point to a devastatingly simple origin: the legal burning of wood waste that spiraled out of control. In the Italian-speaking valleys of Graubünden, the margin for error has vanished as climate conditions become increasingly erratic. Alertswiss has now imposed a draconian ban on all outdoor fires across the region, a move that signals a 'new normal' for Swiss fire safety. The Graubünden cantonal police have launched a comprehensive investigation into the incident, grappling with the reality that a routine agricultural task has caused millions in potential damage and operational costs. This fire serves as a critical wake-up call for the entire Confederation. As Alpine regions experience unprecedented dry spells, the traditional methods of land management are being scrutinized under a harsh new light. The containment of the Brusio fire is a victory for the emergency services, but the broader war against wildfire risk in a warming climate is only just beginning. Switzerland must now confront a future where its lush green peaks are increasingly at risk of turning ash-grey.