It's cheap and has summer destinations
Some of the benefits of the Transcontinental Railroad was that new land was discovered, trade can expand to the west and people don't have to risk their lives to go to the west. Some of the groups of people that build the railroad were immigrants manly Chinese, Irish, Africans, and Latinos.
Answer:
They might not wanted to get punished
Explanation:
Geography played a major part in shaping the first civilization. It helped them develop in the Huange He Valley, where rich soil was good for farming.