Pennsylvania Avenue is a major thoroughfare in Washington, D.C., stretching approximately 1.2 miles from the White House to the U.S. Capitol. It serves as a symbolic and functional route for government activities, parades, and protests, reflecting the heart of American democracy. The avenue is lined with important buildings, including the Willard InterContinental Hotel and the National Archives. It is also known for its historical significance, having hosted numerous presidential inaugurations and events throughout the years, making it a key part of the nation's capital landscape.