Haridwar is seven holiest cities for Hindu

Haridwar gateway to God," is a sacred city in Uttarakhand, India, located on the banks of the Ganges River, known for its spiritual significance and the Kumbh Mela, a major Hindu pilgrimage festival held every 12 years.
Here's a more detailed look:
Location:
Haridwar is situated at the foothills of the Shivalik ranges, where the Ganges enters the Indo-Gangetic Plain.
Religious Significance:
It's considered one of the seven holiest cities for Hindus.
The city is home to numerous temples and ashrams, attracting pilgrims and spiritual seekers.
The Ganges River is revered as sacred by Hindus, and Haridwar is a place of purification and spiritual liberation.
The Kumbh Mela, a major Hindu pilgrimage festival, is held in Haridwar every 12 years, attracting millions of devotees.
The Ardh Kumbh is held every six years.
The Kanwar mela is held every year during the rainy season.