Is this lost city a glimpse into the future?
http://edition.cnn.com/travel/article/wonder-list-bill-weir-egypt/index.html
I've heard that there are people who make livings by finding jewelleries sunken in the sea and selling them.
But, in terms of archaeology, it's not better to allow them to earn money like that.
Each country has to enforce laws to ban selling unearthed materials except for crops and metals.