The California Aqueduct should be the answer.
Answer:
This region was formed when cracks in the Earth's crust created a rift valley, which is a “valley created when the part of land between the cracks in the Earth's crust drops down”. Two major waterways that are located within this landform region are the St. Lawrence River and Lake Huron.
Explanation:
It is considered one region!
Yes it was formed by a glaciers.
Explanation:
Tropical regions are dominated by that because of their distance from the equator as the trade winds that blow across the earth from the equator impact the climate there. High pressure moves from equator and cools to create low pressure away about 15° away from equator. This means there will be more rain and humid climate