Nivelles is a city located in the Walloon region of Belgium, specifically in the province of Brabant Wallon. It is known for its rich history and beautiful architecture, including the impressive Collegiate Church of Saint Gertrude, which dates back to the 11th century. The city is also surrounded by picturesque countryside, making it a charming destination for visitors. The population of Nivelles is approximately 28,000 residents, contributing to its vibrant community. The city is well-connected by public transport, including trains and buses, making it easy to explore nearby areas. Nivelles also hosts various cultural events throughout the year, celebrating its local heritage.