Share Tweet Pin Email By Katherine Tinsley 3:56pm PDT, Aug 18, 2025 _ King Charles III's Sandringham estate has a pest problem, and visitors have been warned about what to look out for on the 20,000-acre property.Keep reading for the details...MORE: Follow Wonderwall on MSN for more top news _ King Charles III's Sandringham estate is open to visitors, but they've been warned about an increased number of insects on the property. "Please be aware that wasp activity is currently high in this area," a note shared.