The Arabian Peninsula is a peninsula in Southwest Asia at the junction of Africa and Asia. It lies east of Ethiopia and northern Somalia; south of Israel, the Palestinian territories, and Jordan; and southwest of Iran. The waters around it are: on the southwest the Red Sea and Gulf of Aqaba; on the southeast the Arabian Sea; and on the northeast the Gulf of Oman and the Persian Gulf.
It includes the countries of:
A prominent feature of the peninsula is desert. In the southwest there are mountain ranges which may get more rain than the rest of the peninsula.
- Roberts, Patrick etc 2018. Fossil herbivore stable isotopes reveal middle Pleistocene hominin palaeoenvironment in 'Green Arabia'. Nature Ecology & Evolution. Nature. 2 (12): 1871–1878. 
- Arabia British Foreign Office, 1920