Is there an error in this text? are the commas in the right place?

As the schoolchildren got off the plane, they couldn’t wait for their adventure to begin. They went to an island to spend their holidays, the schoolchildren stayed hosted at a resort, in this resort there were several pools with toboggan, spaces for shows, several areas to play sports, in addition to staying at a resort they also walked around the city where they visited several new places, they ate at famous restaurants with exotic foods, they went to sing in a karaoke, and they also went skating rink on this island there was also a large zoo and an amusement park. The scholchidren had the best vacation of their lives.