India, Nov. 21 -- Once the sun goes down, some of India's coolest plans come to life. Just last month, while Mumbai's rains were hanging on like a pesky ex, one group decided that late night was the time to roll. Around 10pm, college student Vikas Mandal and his buddies from the 14-year-old community, Skateboarding In Mumbai, gathered in South Mumbai and cruised through the city's iconic old precincts - Flora Fountain, Gateway of India, Asiatic Library and Marine Drive. They chose the perfect hour. The streets were empty, the breeze was finally cool, and it was easier for all of them - some members are as old as 40 - to wrangle out some free time.

In Hyderabad, programme manager Dipayan Banerjee, 31, has found his own rhythm after sunset...