Covering an area of about 3,800 km2 today, Brajbhoomi can be divided into two distinct units - the eastern part in the trans-Yamuna tract with places like Gokul, Mahavan, Sadabad, Baldeo, Mat and Manigarhi (Nauhjheel) Bajna; and the western side of the Yamuna covering the Mathura region that encompasses Vrindavan, Govardhan, Kusum Sarovar, Barsana and Nandgaon.
On the first day of Lath Mar Holi gops ( shepherds ) from Nandgaon come to Barsana to play Holi with the gopis of Barsana.