A Saudi female diver wearing an abaya carries snorkels as she makes her way to swim in Half Moon Beach open-water dive site in Dhahran, Saudi Arabia, September 15, 2018.

Saudi female divers walk to the sea with their trainer holding the Saudi national flag at Half Moon Beach open-water dive site in Dhahran, Saudi Arabia, September 15, 2018.

Abrar Abu Abdullah, a Saudi female diver smiles as she wears Saudi national flag over her shoulders as she enters the sea to dive at Half Moon Beach open-water dive site in Dhahran, Saudi Arabia, September 15, 2018.

Abrar Abu Abdullah, a Saudi female diver prepares her diving equipment at Half Moon Beach open-water dive site in Dhahran, Saudi Arabia, September 15, 2018.

Abrar Abu Abdullah, a Saudi female diver prepares her diving equipment at Half Moon Beach open-water dive site in Dhahran, Saudi Arabia, September 15, 2018.

Bothaina Al Yousef (L) and Dana Al Qatari (R) help their fellow diver Zynab Al Magaslah (C) to wear her diving equipment as they get ready to dive at Half Moon Beach open-water dive site in Dhahran, Saudi Arabia, September 15, 2018.

Dana Al Qatari (R) and her fellow diver Zynab Al Magaslah (L) walk towards the sea to dive at Half Moon Beach open-water dive site in Dhahran, Saudi Arabia, September 15, 2018.

Saudi female diver Maryam Ahmed Al-Moalem submerges in the sea at Half Moon Beach open-water dive site in Dhahran, Saudi Arabia, September 15, 2018.

Abrar Abu Abdullah (L) and Zynab Al Magaslah (R) do their final checks before heading out for a diving at Half Moon Beach open-water dive site in Dhahran, Saudi Arabia, September 15, 2018.

Qasem Saeed, a diving instructor, gives a briefing to Saudi female divers as they prepare to deflate their BCDs (buoyancy control devices) into the sea at Half Moon Beach open-water dive site in Dhahran, Saudi Arabia, September 15, 2018.

Saudi female divers prepare their diving equipment at Half Moon Beach open-water dive site in Dhahran, Saudi Arabia, September 15, 2018.

Maryam Ahmed Al-Moalem, a Saudi female divemaster wears her diving equipment at Half Moon Beach open-water dive site in Dhahran, Saudi Arabia, September 15, 2018.

Saudi female divers Maryam Ahmed Al-Moalem (L), Zynab Al Magaslah (C) and Fatimah Al Saeed (R) prepare to deflate their BCDs (buoyancy control devices) to dive in the sea at Half Moon Beach open-water dive site in Dhahran, Saudi Arabia, September 15, 2018.