Question: The Beach was filmed in what location of the country that contains the birth city of Siddhi Savetsila?

Knowledge 1: Bang Bon District
Bang Bon (Thai: บางบอน, pronounced [bāːŋ bɔ̄ːn]) is one of the 50 districts (khet) of Bangkok, Thailand. Its neighbours, clockwise from north, are Bang Khae, Phasi Charoen, Chom Thong, and Bang Khun Thian districts of Bangkok, Mueang Samut Sakhon District and Krathum Baen District of Samut Sakhon Province, and Nong Khaem District of Bangkok. [SEP] Knowledge 2: The Beach (film)
The Beach is a 2000 English - language drama film directed by Danny Boyle and based on the 1996 novel of the same name by Alex Garland, which was adapted for the film by John Hodge. The film stars Leonardo DiCaprio, Tilda Swinton, Virginie Ledoyen, Guillaume Canet, and Robert Carlyle. It was filmed on the Thai island Koh Phi Phi. [SEP] Knowledge 3: Siddhi Savetsila
Siddhi Savetsila was born in Bangkok. He comes from an aristocratic background. His father was a high-ranking official in the royal government. His paternal grandfather was Henry Alabaster who was the British consul in Siam during the reign of King Rama IV (Mongkut) and then served as an advisor to King Rama V (Chulalongkorn). His mother was an offspring of the influential Bunnag family, the daughter of Thet Bunnag (later Chao Phraya Suraphan Phisut), making him a direct descendant of Somdet Chao Phraya Borom Maha Prayurawongse.
Knowledge 1: Siddhi Savetsila
Siddhi Savetsila was born in Bangkok. He comes from an aristocratic background. His father was a high-ranking official in the royal government. His paternal grandfather was Henry Alabaster who was the British consul in Siam during the reign of King Rama IV (Mongkut) and then served as an advisor to King Rama V (Chulalongkorn). His mother was an offspring of the influential Bunnag family, the daughter of Thet Bunnag (later Chao Phraya Suraphan Phisut), making him a direct descendant of Somdet Chao Phraya Borom Maha Prayurawongse. [SEP] Knowledge 2: The Beach (film)
The Beach is a 2000 English - language drama film directed by Danny Boyle and based on the 1996 novel of the same name by Alex Garland, which was adapted for the film by John Hodge. The film stars Leonardo DiCaprio, Tilda Swinton, Virginie Ledoyen, Guillaume Canet, and Robert Carlyle. It was filmed on the Thai island Koh Phi Phi. [SEP] Knowledge 3: Bang Bon District
Bang Bon (Thai: บางบอน, pronounced [bāːŋ bɔ̄ːn]) is one of the 50 districts (khet) of Bangkok, Thailand. Its neighbours, clockwise from north, are Bang Khae, Phasi Charoen, Chom Thong, and Bang Khun Thian districts of Bangkok, Mueang Samut Sakhon District and Krathum Baen District of Samut Sakhon Province, and Nong Khaem District of Bangkok.
Knowledge 1: Siddhi Savetsila
Siddhi Savetsila was born in Bangkok. He comes from an aristocratic background. His father was a high-ranking official in the royal government. His paternal grandfather was Henry Alabaster who was the British consul in Siam during the reign of King Rama IV (Mongkut) and then served as an advisor to King Rama V (Chulalongkorn). His mother was an offspring of the influential Bunnag family, the daughter of Thet Bunnag (later Chao Phraya Suraphan Phisut), making him a direct descendant of Somdet Chao Phraya Borom Maha Prayurawongse. [SEP] Knowledge 2: The Beach (film)
The Beach is a 2000 English - language drama film directed by Danny Boyle and based on the 1996 novel of the same name by Alex Garland, which was adapted for the film by John Hodge. The film stars Leonardo DiCaprio, Tilda Swinton, Virginie Ledoyen, Guillaume Canet, and Robert Carlyle. It was filmed on the Thai island Koh Phi Phi. [SEP] Knowledge 3: Mike and Dave Need Wedding Dates
Principal photography began on May 25, 2015, and lasted through August 13, 2015. On June 2, the main cast began filming in Oahu, Hawaii. On June 3, Efron was spotted filming. On June 11, Kendrick was spotted filming. On June 12, Efron and DeVine were filming on a Hawaiian beach. On June 15, Efron was on set with DeVine. On June 16, more filming occurred involving the film's main characters.

Answer: island Koh Phi Phi