The phrase "busy resorts" refers to places that have a lot of people and activities going on, usually attracting many tourists or visitors. Full definition
Some are secluded and offer plenty in the way of natural appeal, while others are found in busy resort destinations and are more highly developed. (best-beaches.com)
It's simply a more relaxing way to spend one's vacation, free from busy resort traffic. (kauaivacationresorts.com)
Whilst the location allows for a relaxing holiday if required, the spacious white sand beach and busy resort centre are a short stroll away. (flydirect.je)