n 1881, President James Garfield was the first to review the inaugural parade from a specially built platform in front of the White House. In 1897 William McKinley became the first president to review the parade from a glass-enclosed stand as protection from the weather. From
Incidentally, the first Presidential inaugural to take place on January 20 was FDR’s inaugural in 1937. Prior to that, Inauguration Day was March 4.