https://www.youtube.com/embed/XziDkxhMKxc
Even in spite of a global pandemic, a number of notable race cars descended on Monza, Italy, for the 2020 Monza Historic Race. Check out nearly half an hour of classics at speed: Cobras and BMW Touring Cars, wide-body Lancias and endurance prototypes.
Whether or not you have a favorite, it does make for some great background noise.