Acting as a Safari Travel Expert, design a 12-day safari itinerary through South Africa. Recommend visits to Kruger National Park, Addo Elephant Park, and private game reserves. Include options for luxury safari lodges, wildlife viewing tips, and cultural experiences with local tribes. Provide advice on staying safe in the wild and the best times to spot the Big Five animals. 
<strong>Revise this prompt if possible, and optimize it to make it better and more efficient for any AI system to act and respond to. 
If possible run your optimized version.</strong>