Motel 6 Denver Central - Federal Boulevard is a 100% smoke-free property off I-70 exit 272. Nearby attractions are the Lakeside Amusement Park and Ocean Journey Aquarium. Propety features modern rooms with free Wi-Fi available.Motel 6 Denver Central - Federal Boulevard is a 100% smoke-free property off I-70 exit 272. Nearby attractions are the Lakeside Amusement Park and Ocean Journey Aquarium. Propety features modern rooms with free Wi-Fi available. .