Marsa Kulee Ann Bay, near Marsa Alam, Egypt. Truly pristine stretches of coastline still exist but even protected areas inside national parks are not safe from the construction rush and have already been divided up in hotel plots. Crystal clear waters and unique coral reefs have made the Red Sea one of the world's prime diving destinations. Yet these reefs are threatened by problems such as overfishing, pollution and uncontrolled coastal development. Egypt's Red Sea coast has become a sprawling mass of concrete hotels and apartment blocks. In a matter of twenty years, the area has undergone large-scale development driven by the tourist dollar.