When a hole in the ground is formed by chemical waste.
Started to rise In the World War II
The Arctic region is bigger than the Arctic Circle
North America, Europe, and Asia
Answer: The answer is Nothing symbolises that first step into a land of adventure like a train journey. Maybe it's the idea of being able to travel across open country, seeing it from the windows, finding yourself in an entirely new place – often trains represent an inward journey as well as a real one.
Explanation: