Cairo

Sure, here's an ideal itinerary for one day in Cairo that meets all your constraints:

Morning: Start your day with a visit to the Great Pyramids of Giza, one of the most iconic landmarks in Egypt. You can take a guided tour or explore on your own. Make sure to take plenty of photos and enjoy the stunning views of the pyramids.

Afternoon: For lunch, head to Khan el-Khalili, a bustling bazaar filled with shops and restaurants. Here you can try traditional Egyptian street food like koshari, falafel, and shawarma. Don't forget to haggle with the vendors for souvenirs and gifts to take back home.

Evening: In the evening, take a stroll along the Nile River and enjoy the beautiful sunset views. You can also take a dinner cruise on the Nile and enjoy a delicious meal while taking in the sights and sounds of Cairo at night.

Night: End your day with a visit to the Al-Azhar Park, a beautiful green space in the heart of Cairo. Here you can relax and unwind after a busy day of sightseeing. The park also offers stunning views of the city skyline.

Overall, this itinerary is quick and easy, safe, and offers unique experiences such as visiting the pyramids and exploring the bazaar.