这个条目的其他章节
- ep.5 Spain (The Industrial Era)
- ep.6 Rome (The Industrial Era)
- ep.7 France (The Industrial Era)
- ep.8 Norway (The Industrial Era)
- ep.9 Germany (The Industrial Era)
- ep.10 Germany (The Atomic Era)
- ep.11 Norway (The Atomic Era)
- ep.12 Brazil (The Medieval Era)
- ep.13 Russia (The Medieval Era)
- ep.14 England (The Medieval Era)