The Rotterdam Marathon is an annual marathon race held in Rotterdam, Netherlands. It typically takes place in April and attracts thousands of runners from around the world. The course is known for its flat and fast route, making it a popular choice for those aiming to achieve personal bests or qualify for other major marathons. Established in 1981, the Rotterdam Marathon has grown in popularity and prestige over the years. It features various race categories, including a full marathon, half marathon, and relay options, allowing participants of different skill levels to join in the event.