The hottest spring of Rajgir is

Saptdhara
Surya Kund
Brahma Kund
Nanak Kund

The hottest spring of Rajgir is Surya Kund. It is located in the Rajgir hills, Bihar, India. The water temperature of Surya Kund is around 45 degrees Celsius. The spring is believed to have medicinal properties and is a popular tourist destination.

Saptdhara is a group of seven hot springs located in Rajgir. The water temperature of Saptdhara is around 35 degrees Celsius. The springs are believed to have medicinal properties and are a popular tourist destination.

Brahma Kund is a hot spring located in Rajgir. The water temperature of Brahma Kund is around 40 degrees Celsius. The spring is believed to have medicinal properties and is a popular tourist destination.

Nanak Kund is a hot spring located in Rajgir. The water temperature of Nanak Kund is around 30 degrees Celsius. The spring is believed to have medicinal properties and is a popular tourist destination.

Surya Kund is the hottest spring of Rajgir. It is located in the Rajgir hills, Bihar, India. The water temperature of Surya Kund is around 45 degrees Celsius. The spring is believed to have medicinal properties and is a popular tourist destination.