I have compiled a list of the different places and how my nose feels about it:
Malleshwaram- Flowery

Basavangudi - Spicy

HMT Colony- Sugary!:)

BMS College - smells like Life!
Tamil nadu -Agarbatthis!
Kerala- Coconutty..[obviously]
Mysore-Chaat Like!!

Beaches-Ecstacy!