29
/es/
es
AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
December 31, 2023
1975127
163629
2
Crear
Public Timelines
Biblioteca
FAQ
For education
Cabinet
For educational institutions
For teachers
For students/pupils
4 dic 1868 año - John Wesley Powell Colorado River Expedition
Añadido al timeline:
23 oct 2018
0
0
166
Archaeology in the Grand Canyon
Changes throughout the last 100 years
fecha:
4 dic 1868 año
Ahora mismo
~ 155 years ago
Geo:
