I think if you like the sea and want to stay, you should go to Pattaya. But if you want to see the country's culture, Thai temples and ancient Thai's valuable, you should go to Ayutthaya.
I think if you love the sea and wanted a vacation, you should go to Pattaya. But if you want to see the culture of ancient temples, and is worthy of Thailand. You should go to Ayutthaya
I think if you like the sea and want to rest, you should go to Pattaya But if you want to see the culture of such as temples and valuable historic growth. You should go.