横向
1
Ancient Mesoamerican civilization
4
Relating to the Middle Ages
5
Person who travels to discover new lands
6
Practice of farming and growing food
7
Formal agreement between nations
8
Belonging to a very old period
9
Long and distinct period of history
纵向
2
Object made by humans from the past
3
Government by the people
10
Medieval religious military campaign
11
Legislative assembly of a country
12
Succession of rulers from same family