Group 1 - The article highlights the emergence of new summer attractions in Hangzhou, particularly in Lin'an and Jiande, as a response to the summer heat, providing residents with refreshing getaway options [3] - Lin'an's Changhua Cold Spring Bay has opened, featuring over 20 water activities, with a focus on clean water, shade, and suitability for all ages, covering an area of approximately 50,000 square meters [4] - The "Wind Valley" scenic area has led to significant local economic benefits, with many villagers achieving doubled incomes and new job opportunities created through tourism development [5] Group 2 - Jiande's Hangtou Town offers a unique summer experience with its "Big Ice Cave," maintaining a temperature of -8 degrees Celsius year-round, providing a stark contrast to the summer heat [6] - The area features a rare "cave restaurant" and various natural attractions, enhancing the overall visitor experience and drawing significant tourist interest [6] - The "Water Fun Paradise" in Hangtou has become a popular evening destination, with activities like a summer night beer music festival, contributing to the local tourism appeal [6]