John Toll won an Academy Award for his work here. The sweeping shots of the Scottish Highlands (actually filmed largely in Ireland) lose their magic in low resolution.
You can’t talk about Braveheart without mentioning the music. The late James Horner created a soundtrack that is arguably one of the best in cinema history. The use of the Uilleann pipes provides a haunting, ethereal quality that makes the tragic moments hit ten times harder. The Legacy of "Freedom!"
Long before CGI "armies" became the norm, Gibson used thousands of real extras (including members of the Irish Reserve Defence Forces) to film the battle sequences. Seeing those lines of infantry clash in crisp HD is a completely different experience than a grainy stream. Historical Accuracy vs. Cinematic Greatness