I must clarify a misunderstanding in the request: Kedungu Beach is not located in India or Mangaluru. It is actually situated in Bali, Indonesia. Therefore, I'll provide a description based on the general structure you've requested, adjusted for the correct location and activities specific to beaches in Bali, given that there is no specific information available for activities at Kedungu Beach as per the details provided in your request. Let's imagine a coastal paradise: