Kerala is the best tourist place well known for its beaches and hill stations in southern india. Best of the places being munnar, wyanad, kochi, trivendrum etc. In rainy season you can find the clouds just flying at a reaching height from you in munnar.
Kovalam beach is very nice and clean. It attracts significant amount of foreign travelers to this place. Its also a well known state for ancient temples, one of them being the padmanabhan temple where gold of more than 1 lakh crore was found.
Kerla is also well known for the ayurvedic treatment and massage . People from all over India used to come to kerala for the treatment of chronic diseases and many therapy like aroma therapy, panchakarma etc.