On the way back, stop off at Bolghatty Island in the Cochin lagoon to take tea in the elegant Dutch governor's mansion, now a hotel.
In Bolghatty you can have tea in the former Dutch governor's manor.  
mnli hypothesis: In Bolghatty you can have tea in the former Dutch governor's manor.   premise: On the way back, stop off at Bolghatty Island in the Cochin lagoon to take tea in the elegant Dutch governor's mansion, now a hotel.