noun
health resort; spa resort
A place where people go to rest and improve their health, often with hot springs or natural surroundings.
軽井沢は有名な保養地です。
Karuizawa is a famous health resort.
夏になると、多くの人が保養地へ避暑に行く。
In summer, many people go to health resorts to escape the heat.
リゾート is a loanword for 'resort' and often implies leisure and vacation, while 保養地 emphasizes health and recuperation.
Compound of 保養 (ほよう, 'health preservation') and 地 (ち, 'place').