CNN.com has a new article about Lake Balaton as a vacation destination during the Communist era and today: https://www.cnn.com/travel/article/hungary-lake-balaton-communist-riviera/index.html. There are embedded links to earlier articles about Hungary, among which are these from 2018:
Day-trips from Budapest: https://www.cnn.com/travel/article/budapest-day-trips/index.html. Includes one restaurant recommendation in each town.
Budapest festivals: https://www.cnn.com/travel/article/budapests-best-festivals/index.html