North India/South India. At our Rameshwara Shiva temple in Jodhpur, it is customary to massage the two feet high marble parapet which encloses the lingam, as if one is massaging the feet of Lord Shiva.
Wonderful. I got the first and a clear image of the idols and lingam of our temple on the web for the first time. There are a few videos of the aarati, which I have posted earlier also. We do have a black and white photograph in our puja. But this is much better (showing the parapet which the devotees caress, and the two Parvatis (one older one) and the other arranged to be installed by my grandfather (but could never replace the older one). The older one has pushed the new one to one side. Lord Ganesha had to move a little to the left to give the mother her space (Ha, ha). Whatever notice may be placed, people will still touch the feet of the idols. The lingam is never touched unless one is doing an abhishekam. I did once. It involves 'Phool-mala' (decoration of the temple with garlands) and some expense is necessary. It is followed by a brahmin-bhoja (meal offering to a number of brahmins according to the capacity of the person, generally 11). It is a small community temple, but we all are very much attached to it. Here: