Citations (1 gen 1000000000 anni a. C. – 1 gen 1000000000 anni)
Descrizione:
1. Breeze, J. David, Hadrian's Wall, Britanica, April 11 2018, www.britannica.com/topic/Hadrians-Wall
2. the Legacy of Rome, 6th grade social studies, June 11 2017, nsms6thgradesocialstudies.weebly.com/the-legacy-of-rome.html
3. Britain's Roman Legacy, Britain Magazine,http://www.britain-magazine.com/features/history/roman-legacy/
4.
Aggiunto al nastro di tempo:
Data:
1 gen 1000000000 anni a. C.
1 gen 1000000000 anni
~ 5883516 years