Ganeshotsav - गणेशोत्सव

The last day of Ganeshotsav celebrated as Anant Chaturdashi(Anant Chodash) and in the indian state Maharashtra and Gujarat celebrates this day as Ganesh Visarjan(Ganpati Visarjan). Lord Ganesh idols are immersed in a large source of water such as the sea, river or a lake.

Few part of north India, people wear a thread with 14 Knots as resolution in their arm. This thread also anown as annant therefore called Anant Chaturdashi.

The first day of Ganeshotsav celebrated as birth anniversary of Lord Ganesh. Ganesha Chaturthi also named Ganesh Chauth is the Hindu festival celebrated in honour of the god Ganesha, also known as Vinayaka Chaturthi.
In Maharashtra, Telangana, Gujarat, Karnataka, Tamil Nadu, Andhra Pradesh, Kerala, Goa, Odisha, Madhya Pradesh, Chhattisgarh, This festival is celebrated by families at home, public celebration in public pandals by installing clay/raw images of Lord Ganesha and worshiped in groups.
But in north Indian state celebrate by installing Lord Ganesha's statue in temples for this festival only.

Sankashti Chaturthi also known as Sankata Hara Chaturthi is an auspicious day dedicated to Lord Ganesha. This day is celebrated in every fourth day of Krishna Paksha.

Angaraki Chaturth is a Sankashti Chaturthi falling on Tuesday. It is considered highly auspicious among all Sankashti Chaturthies.