Are there many people in summer vacation or National Day?

What the subject wants to ask is "Are there many tourists in summer vacation or National Day?" National day. Ctrip introduced that during the summer vacation, the weather was bad, mainly in the dog days, which was sultry and there were few tourists. On National Day, the climate is much more comfortable and there are more tourists. Summer vacation is a Chinese word, which is a long summer vacation for students and teachers all over the world.