A walk down the via sacra into the Roman Forum
Walk through the Roman Forum itself.
Several Latin tours of the Roman Forum from different time periods.
Map of the horti of Rome by the Imperial period. (Capanna, 2012: tav. III in Carandini, A. (ed.) (2012) Atlante di Roma Antica: Biografia e Ritratti della Città. Milan: Electa © Sapienza Università di Roma. Reproduced with permission).
Also see here for a list of the large private horti in ancient Rome.
How would you answer these questions?
Why are there large gardens in the middle of ancient Rome, a city that was more densely populated than most modern cities?
Why is the city full of elaborate architecture and art? Who do you think paid for it?
Who do you think was represented in the art?