The meeting place of Alaknanda and Bhagirathi is Dev Prayag.

Dev Prayag is the confluence of two holy rivers, Alaknanda and Bhagirathi, in the state of Uttarakhand, India. It is located at an altitude of 618 meters and is considered one of the panch prayags (five confluences) in the region. Dev Prayag holds great religious significance for Hindus and is believed to be the birthplace of the holy river Ganga.

Significance of Dev Prayag:
1. Religious Importance: Dev Prayag is believed to be the place where Lord Rama performed a penance to absolve himself of the sin of killing Ravana, the demon king. It is also considered the site where Sage Devasharma meditated and attained salvation, hence the name "Dev Prayag" which means "God's confluence."

2. Confluence of Alaknanda and Bhagirathi: Alaknanda and Bhagirathi are two major tributaries of the river Ganga. The Alaknanda originates from the Satopanth Glacier near Badrinath, while the Bhagirathi originates from the Gangotri Glacier. The meeting point of these two rivers is Dev Prayag, where they merge to form the Ganga.

3. Purification: Dev Prayag is considered an important pilgrimage site for devotees who believe that taking a holy dip at this confluence can cleanse them of their sins and purify their souls. It is believed that a dip in the sacred waters of Dev Prayag can grant spiritual liberation (moksha).

4. Religious Festivals: Dev Prayag is host to several religious festivals and fairs throughout the year. The most significant festival is the Dev Prayag Teerth Purohit Maha Parishad, which attracts thousands of devotees and priests who gather to perform various rituals and seek blessings.

5. Scenic Beauty: Apart from its religious importance, Dev Prayag also offers breathtaking views of the surrounding Himalayan peaks and the confluence of the rivers. The serene and picturesque surroundings make it a popular tourist destination.

In conclusion, Dev Prayag is the sacred meeting place of the Alaknanda and Bhagirathi rivers. Its religious significance, stunning natural beauty, and the belief in its purifying properties attract pilgrims and tourists alike to this holy site in Uttarakhand, India.