1. Twililght
2. Hudson Valley,Near Olana,New York
3. Great Basin,Mount Katahdin,Maine
4. In the Tropics
5. The Great Fall,Niagara
6. Horseshor Falls,Niagara
7. Niagara
8. Palm Tres and Housetops,Ecuador
9. View of Cotopaxi
10. Mount Chimborazo,Ecuador
