Hop-on/Hop-off Tour recommendations

Recommendations for Hop-On/Hop-Off Tours
I’m looking for suggestions on where to book hop-on/hop-off tours. I’ve come across numerous options online and would love your insights. Should we book in advance for our visit from June 1st to 5th? Thanks!
When it comes to booking hop-on/hop-off tours, there are a few options that can enhance your experience. Here are some recommendations:
Official City Providers: Check the official website of the tour operators specific to the city you’re visiting. Companies like Big Bus Tours or City Sightseeing are reputable and offer comprehensive routes.
Travel Aggregators: Websites like Viator, GetYourGuide, or TripAdvisor often have exclusive deals, user reviews, and ratings that can help you make a decision. They also often provide straightforward booking options.
Booking Ahead: It’s generally a good idea to book your hop-on/hop-off tour in advance, especially since you’ll be visiting during a busy period in June. This ensures availability and might even save you some money as many companies offer discounts for early bookings.
Consider Combo Deals: Some providers offer combo tickets that include other attractions or services, which can save you both time and money.
Check Reviews: Regardless of where you book, always check recent reviews to gauge the quality and reliability of the service.
Cancellation Policy: Make sure to understand the cancellation policy just in case your plans change.
Booking in advance can provide peace of mind and help you plan your travel itinerary more effectively. Have a great trip!