The Great Wall of China, over 5000 miles long, took over 2,000 years to build. Most people visit the Wall at its closest point to Beijing, where the crowds can reduce the impact of the experience. There are other places to access the wall but they are off the beaten path and you need to arrange to get there. And no, the wall can not be seen from space.
The concept of a wall to keep out the enemy has long been used and we can read about walls in ancient times. The Bible tells about Joshua and his assault on Jericho. The Iliad details how the Greeks were able to sneak their way into Troy by hiding inside a huge wooden horse. York has an intact old city wall and so does Dubrovnik.
A wall around a city is impressive but a wall covering miles of land is pretty amazing. Consider the labor, all animal and man, no machines. In the heat and the cold, sunshine and rain and probably snow. It had to be some powerful concern to cause a massive construction project like a great wall.
About 54 km north of Dubrovnik is the small village of Ston. Founded in 14th century as part of the Dubrovnik Republic territory, the town was then fortified with a 980 meters (0.6 mile) city wall and 5 kilometer (3.1 miles) outer wall which took about 200 years to build. So, what does this small village have that was worthy of that labor
The area has been a major saltworks since ancient times. During the height of the Dubrovnik Republic and to this day, salt is obtained by evaporation of Adriatic Sea water in shallow ponds. Remember, the word salt has its root in the same word as salary. Salt is highly valued…..you’ll realize that if you need to go on a low salt diet.