從馬拉喀什到利雅得的頭等艙鐵路旅行？

從這篇文章可以得到什麼：

• At the moment it is impossible to take a train from Marrakech in Morocco to Riyadh in Saudi Arabia – from one end of the Arab world to the other.
• But in the long-term it may become more than a pipe dream as a wave of heavy investment in rail travel sweeps the region.
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