The Charm and Excitement of Travel. Across the vast Eurasian continent from the East to the West and backwards, or along the seaport of the Silk Road, Hirayama Ikuo went to the ancient prosperous imperial city, visited the valuable artistic heritage, drove fast in the wilderness, and kept walking in the scorching sun. Why risk traveling? Faced with this repeatedly mentioned question, he often asked himself the same one, but the answer is always the same.It's strange to use the phrase of principle of civilization, but I think the processes of civilization's origin are in these areas, which also led to difficult travel.Tigris River, Euphrates River, Nile River, Indus River, Yellow River...Behind the adobe buildings that almost collapse under the intense sunshine in the desert is the story of the city developing into a country, the repeated disputes among countries and the constant exchanges of civilizations. It is difficult to feel such sentiments in Japan.