• Louisiana Purchase  
• Davy Crockett  
• Americans Push West: Trail of Tears

• Introductions to the Oregon Trail
• Hardships on the trail
• Power: How did they travel?
• William Porter's Oregon Trail Diary: 1848 Weird Wagons on the Oregon Trail  

Lewis and Clark 

• Lewis and Clark  
• Preparation, exploration and the return trip  
• Sacagawea: Indian woman who helped Lewis and Clark on their expedition 
• Transcontinental Railroad  

• Introduction to the Gold Rush  
• Discovery  
• Fever  
• The Journey