Grant and Thomas authorized Hooker to demonstrate against Lookout Mountain and exploit the position only if it proved practical. Geary crossed farther south, found an unsecured defile, and advanced around the base. His success enabled the rest of Hooker's force to cross and push up the mountain while summit defenders struggled to influence the fighting below. Fog helped give the engagement its 'Battle Above the Clouds' name, and Bragg ultimately abandoned the position.
Chapter · 1:38:34-1:46:30
Hooker's demonstration takes Lookout Mountain
A conditional demonstration becomes a full attack when Geary finds an unsecured approach and Hooker's force sweeps around Lookout Mountain.