The nomination document says:
This hill, said to be an outcome of a sudden volcanic eruption, is the only one in the surroundings and commands a breathtaking view from as far as Baroda on one side and Godhra on the other.
With hundreds of kilometers of vast plains west and north of the hill, Pavagarh gave rulers a strategic position overlooking the routes into Gujarat from the south and south-east.
Champaner is to the north-east, at the base of Pavagarh hill.
The structures present in the complex:
The building typologies identified are military structures like Armoury, Barracks, Manjanik (Catapults), Darwaza (Gates), Killa (Fortifications), Kotardi (Prison Cells); residential structures like Mahal (Palaces), Manzil, Kothar; civic structures
like Baradari (Pavilion); religious structures like Mandir, Masjid, Maqbara; Jalaashay like Kund/Hauz (Tanks), Kuan (Wells), Bandh (Dams), Hamam (Baths), Pul (Bridge), Water Channels, Vavs (Stepped Wells); residential and commercial precincts.[Emphasis added]