In the end, with the vast majority of ballots counted, the world watched as the 2020 U.S. presidential election came down to who would win tight races in Pennsylvania, Georgia, Wisconsin and Arizona - all of which were called for Biden (awaiting the outcome of recounts/legal proceedings).
As this infographic shows, swing states where pre-election polling suggested could end up flipping to the Democrats such as Florida and Ohio remained firmly Republican territory, while a possible upset in Texas never ended up materializing for the Biden/Harris ticket.