Answer:
A . bodies of water is answer
Answer:
When Ronald Reagan addressed these words to Soviet leader Mikhail Gorbachev in June of 1987, few believed that just two years later the Berlin Wall would actually be dismantled. It seemed like a permanent fixture, symbolizing the irreparable divide between the Cold War powers. But by 1990, all but a few traces of the wall were gone.
Explanation:
I don't think that will help you answer.
It was built by soldiers, common people, and foreigners. You're best bet would be the army in my opinion.
An arctic cold climate we would either freeze or be unable to find food in some ways. Or a dessert climate where water is scarce and the heat would more than likely kill us if we were to far from civilization.