Library of Congress maps show an aerial view of early Texas. By Will Axford, Houston Chronicle Updated Dec 14, 2016 1:56 p.m. Birds-eye view of Texas.

Congress held a public hearing last week into Unexplained Aerial Phenomena. A professor at the University of Colorado Boulder wants to see more of the government's files.

Birds-eye view of Michigan. The Library of Congress has partnered with the Digital Public Library of America to release panoramic maps of American cities from the late 1800s to early 1900s.

Perhaps the most memorable was an aerial tour President George W. Bush took in 2005 over New Orleans amid criticism that his administration was doing too little to respond to Hurricane Katrina.

Birds-eye view of Michigan. The Library of Congress has partnered with the Digital Public Library of America to release panoramic maps of American cities from the late 1800s to early 1900s.