Mumbai, March 24 -- If Puducherry were human, its soul would be the Beach Road. Traffic is closed here between six in the evening and seven-thirty in the morning, and pedestrians claim the space. Locals in shorts or saris jog or stroll down, earphones plugged in, or in the company of friends, family or pets. White faces mingle with brown. Not all the Indians are Tamils - the original inhabitants of Puducherry - just as not all the foreigners are tourists. There are those who have come from across India and abroad, to make Puducherry their home for a few years, decades or generations. Come Friday, visitors - often from nearby Chennai or Bengaluru - add to the mix. This intermingling of cultures, experiences and skills, dating back centuries, gives Puducherry its identity, reflected in its cuisine, customs, language and especially its architecture. It also gives the Puducherry government the reason to seek a UNESCO heritage tag for the Union Territory (UT), or at least parts of it....