Based on various astronomical calculations, Muslims around the world are preparing to celebrate Eid al-Adha this year on or around Sunday, June 16. However, the exact date could shift based on the sighting of the crescent moon, marking the beginning of the month of Dhu al-Hijjah.

On June 6, Muslims in Saudi Arabia will be called to witness the crescent moon. The sighting will determine the start of Dhu al-Hijjah.

. Eid al-Adha: The tenth day of Dhu al-Hijjah is when Eid al-Adha starts. This year, it is expected to be celebrated on June 16. The Day of Arafat, which is honored on June 15, precedes Eid al-Adha.

. Holidays: Workers will have holidays during the Eid al-Adha festival to celebrate with their families and communities.

. Celebrations: Muslims worldwide gather for prayer, charitable activities, and the sacrifice of an animal, typically a sheep, during Eid al-Adha. On the Day of Arafat, Muslims performing Hajj gather in the plains of Arafat, outside Makkah.

. Hajj: The annual pilgrimage to Makkah, known as Hajj, occurs during the Islamic month of Dhu al-Hijjah. It is one of Islam's five pillars and involves a series of rituals performed from the 8th to the 13th of Dhu al-Hijjah.

. Hajj Season: The expected start date of the Hajj season this year is June 14.