Photo: United States Air Force (User:Pmsyyz converted from JPEG to PNG, added transparency, resized to 1000px wide), Public domain Free places to visit in Dayton
Photo: United States Air Force (User:Pmsyyz converted from JPEG to PNG, added transparency, resized to 1000px wide), Public domain 
Photo: Nyttend, Public domain Wright Cycle Company
Free, always
Photo: Wright Brothers, Public domain Huffman Prairie Flying Field
Free, always
Photo: Kevin A Pierce, CC BY-SA 4.0 Wright Brothers Memorial
Free, alwaysRiverScape MetroPark
Free, always
Photo: Warren LeMay, CC BY-SA 2.0