1. Tawaf: This is the act of circumambulating the Kaaba, the cube-shaped building at the center of the Grand Mosque. Tawaf is performed seven times counterclockwise, and it is considered to be one of the most important rituals of the Hajj pilgrimage.
2. Sa'i: This is the act of walking or running between the hills of Safa and Marwa. Sa'i is performed seven times, and it commemorates the journey that Hagar, the wife of the Prophet Ibrahim (AS), made in search of water for her son, Ismail (AS).
3. Standing on the Plain of Arafat: This is one of the most important rituals of the Hajj pilgrimage. Standing on the Plain of Arafat is a time of reflection and supplication, and it is considered to be the most sacred day of the Hajj.
4. Visiting the Cave of Hira: This is the cave where the Prophet Muhammad (SAW) received his first revelation from Allah (SWT). Visiting the Cave of Hira is a very moving experience, and it is a place where Muslims can connect with the Prophet (SAW) and his message of Islam.
5. Drinking Zamzam Water: This is a holy water that is said to have come from a well that Allah (SWT) created for the Prophet Ibrahim (AS) and his son, Ismail (AS). Drinking Zamzam water is considered to be a blessing, and it is said to have healing properties.
6. Visiting the Grave of the Prophet Muhammad (SAW): This is the place where the Prophet Muhammad (SAW) is buried. Visiting the Prophet's grave is a very important pilgrimage for Muslims, and it is a time of reflection and prayer.
In addition to these religious reasons, there are also many other reasons why Mecca is a popular destination for visitors. The city is home to a number of beautiful mosques and other historical sites, and it is also a great place to shop and eat. Mecca is a very crowded city, but it is also a very welcoming city, and visitors from all over the world are sure to have a memorable experience.