It revolutionised the world of architecture and ushered in an era of ever taller buildings: Chicago's Home Insurance Building is considered to have been the world's first skyscraper. This is its story. Late 19 th century, Chicago. The bustling American ...

This story has been updated to correct that the Palace Theater did not have 8,500 seats. That was the planned number, but the final total was just under 2,700. The downtown Columbus skyline would be forever changed when ground was broken on Sept.