Original sentence: Observed for 11 days preceding Pausha Poornima - the full moon day of Pausha in December-January, this is the spectacular Dhanuyatra of Bargarh in the western part of Orissa, about 350 km from Bhubaneswar.from around mid-March to  mid-April at Taratarini Pitha – 30 km from Berhampur
Edited sentence: Observed for 11 days preceding Pausha Poornima - the full moon day of Pausha in December-January, this is the spectacular Dhanuyatra of Bargarh in the western part of Orissa, about  from Bhubaneswar.from around mid-March to  mid-April at Taratarini Pitha –  from Berhampur