Celebrate Independence Day with the Columbia Firecracker 5K & 10K in Columbia, MD, where you can pick your perfect distance while running the flat, scenic routes around Lake Elkhorn's beautiful paths. Whether you're going for a speedy 5K (great for all levels) or tackling the longer 10K challenge, you'll enjoy smooth pavement, water views, and a welcoming community atmosphere. The race starts at 9821 Broken Land Parkway near Uber Bagels, and kids as young as 7 can join the 5K while 10K runners must be at least 10 years old.