One of Cappadocia's famous fairy chimneys collapsed near the entrance to the Göreme Open-Air Museum on Thursday, with local reports of casualties at the scene. Health and rescue teams were dispatched to the site shortly after the collapse, according to Turkish broadcaster NTV, though authorities had not yet confirmed how many people were hurt or the severity of their injuries.

The incident happened at one of Türkiye's most visited heritage sites. The Göreme Open-Air Museum, a UNESCO World Heritage Site in the heart of Cappadocia in central Anatolia, draws hundreds of thousands of visitors a year to its cluster of rock-cut churches, chapels and monastic dwellings, many decorated with Byzantine frescoes dating back a millennium. The fairy chimneys — the tall, cone-shaped rock formations sculpted from soft volcanic tuff by wind and water over millions of years — are the region's defining image and appear on postcards, cave hotel balconies and hot-air balloon routes alike.

That same soft rock is what makes the news striking as well as tragic. Erosion is exactly what created Cappadocia's otherworldly shapes, and it means the formations are, by nature, slowly crumbling. Large-scale collapses are rare and visitors are rarely in danger, but Thursday's incident is a reminder that these are living geological structures, not monuments carved in granite. Weather, freeze-thaw cycles and groundwater can all weaken sections of rock, sometimes with little warning.

Details remained thin in the hours after the collapse: the number of injured was unconfirmed, and there was no word yet on what triggered the fall or whether access to the museum would be restricted. Travellers with trips booked to the region should expect possible closures or rerouted entrances around the Göreme museum while officials assess the site, and should check with operators or the museum before setting out.

For anyone planning a Cappadocia trip, the practical takeaways are straightforward. Keep a little distance from the base of rock formations, especially after heavy rain or frost, and pay attention to any barriers or signage — they're usually there for good reason. The wider region remains very much open: Göreme town, Uçhisar, the Ihlara Valley and the balloon flights over Love Valley operate as normal outside of any site-specific closure. If the museum is temporarily off-limits, the open-air museum at Zelve and the underground cities at Derinkuyu and Kaymaklı cover similar ground. This story is still developing and casualty figures are expected to be updated as authorities release more information.