The city of Dayton is known as the birthplace of aviation, since the inventors of powered flight—Wilbur and Orville Wright—once lived there. Dayton has a great deal to offer visitors, as it is home to appealing museums, countless shops and an attractive parks system, not to mention immense historic charm. Visitors enjoy the United States Air Force Museum, one of the world's largest aviation museums. Featuring more than 300 aircraft and missiles, the museum presents displays that depict everything visitors yearn to know about the Air Force. Shopping enthusiasts flock to the Dayton Mall, which houses over 180 specialty shops, restaurants and department stores. Dayton is also home to the Five Rivers MetroParks, an extensive park system that features 24 public facilities in and around the city. Nearby Carriage Hill MetroPark is an ideal place to embark on a hike, cross-country ski trip or horseback ride.