Princess Diana was “very nervous” for her photoshoot in front of the Giza pyramids. The late royal – who died in a car crash at the age of 36 in 1997 – famously posed in front of the Egyptian landmark five years before her tragic death but now the photographer Samir Hussein, who worked alongside his father Anwar, has recalled that she felt “very uneasy” on the day of the shoot. He told Us Weekly: “My father got into a conversation with her and she said she was very nervous when it came to appearing in front of big iconic landmarks. She was visiting Egypt the next day and she was going to be vi…