Translation of ululate in Spanish

When we left the stadium after the game there were plenty of people on the streets. The neighbors opened their windows to sell grilled meat and the entire street smelled of meat and smoke.
We drove to the next spot exactly at noon. We were told that this spot would not be crowded at all during the lunch hour and we were not surprised to find it completely empty without anyone else.
Needless to say, Machu Picchu has earned its reputation and was definitely one of the highlights of our journey: We took the train to Aguas Calientes in the early morning.