Here’s a clear and organized timeline of Mahmoud's journey based on the given information:
### Mahmoud’s Timeline (2015)
1. **Aleppo, Syria**
- Living in a conflict zone, facing danger and instability.
2. **Kilis, Turkey**
- Crossed into Turkey, seeking safety and assistance.
3. **Izmir, Turkey**
- Preparation for the journey across the Mediterranean Sea.
4. **Mediterranean Sea**
- Attempted the perilous crossing to