Ahvaz Field
The Ahvaz Field is an Iranian oil field located in Ahvaz, Khuzestan Province. It was discovered in 1953 and Developed by Anglo-Persian Oil Company. It began production in 1954. Ahvaz field is one of the richest oil fields in the world with an estimated proven reserves around , and Production is centered on . The field is owned by National Iranian Oil Company (NIOC) and operated by National Iranian South Oil Company (NISOC).
Khost Province
Khost (, ) is one of the 34 provinces of Afghanistan, located in the eastern part of the country. To the east, Khost Province is bordered by Waziristan and Kurram in Pakistan. Khost Province used to be part of Paktia Province in the past, and the larger region surrounding Khost is still called Loya Paktia ("Greater Paktia"). The city of Khost serves as the capital of Khost province. The population of the province is around 546,800, which is mostly a tribal society. Khost Airport serves the province for domestic flights to Afghanistan's capital, Kabul.