There is a visitors map of Warwick on the Visit Warwick website.
You can of course take yourself on the tour and actually visit Warwick. The suggested route is below:
Start at Warwick Castle and then continue via the East Gate (Victorian postbox) and Jury St / Hight St.
Stop at the early modern Warwick Arms Hotel.
After the Warwick Arms, visit St Mary's church featuring the medieval Beauchamp chantry chapel.
The Lord Leycester Hospital
To find out more there are some suggested readings below:
Duffy, Eamon. The Stripping of the Altars: Traditional Religion in England c.1400-c.1580. 2nd edn, Yale, 2005
Kümin, Beat. and Ann Tlusty (eds). The World of the Tavern in Early Modern Europe. London: Routledge, 2002.
Nicholls, Angela. Almshouses in Early Modern England: Charitable Housing in the Mixed Economy of Welfare 1550 – 1725.Woodbridge: Boydell Press, 2017.
Schobesberger, Nikolaus, et al. “European Postal Networks.” in Noah Moxham and Joad Raymond (eds.), News Networks in Early Modern Europe. Brill, Leiden/ Boston, 2016, pp. 19–63.