I took a Big Bus tour prior to the pandemic. It was lovely seeing the sights from the top of the bus, but the best part of the tour was the live guide. She pointed out not only the typical tourist destinations but also drew our attention to all sorts of local color, such as the business of professional "dog walkers." In addition, she threw in suggestions for places to eat after the tour for a real NYC experience. I understand that the buses now have only pre-recorded narration. This is a shame, as the live guide was able to share her love of the city and her lifetime of experience, along with her charming sense of humor. No tape can do what a live guide can do! I hope the company will return to using live guides.