Complex sentence: It is Broadway in Upper Manhattan, the Bronx and much of Westchester County, and uses parts of the old Albany Post Road in the Hudson Valley, where it passes the historic homes of a U.S. President (Franklin Delano Roosevelt) and Gilded Age heir.
Split into simpler sentences: It is Broadway in Upper Manhattan, the Bronx and much of Westchester County. It uses parts of the old Albany Post Road in the Hudson Valley, where it passes the historic homes of a U.S. President and Gilded Age heir.