Serenity was filmed in United Kingdom and Mauritius.
Trou-aux-Biches
In movie
Scene where Anne Hathaway and Jason Clarke are definitely watching someone or something...
Real
Scene was shot Trou-aux-Biches started off as a fishing village in the 19th century, and its name appears on the Lislet-Geoffroy map drawn in 1807 during the French colonial rule of the island. While Tourism began in Mauritius in 1952 with the construction of a small hotel in Curepipe for air crews arriving in colonial Mauritius, the first major hotel was built in Trou-aux-Biches in 1971 after Mauritius gained independence in 1968.