* The Iberian Peninsula: Located in southwestern Europe, it includes Spain and Portugal.

* The Italian Peninsula: This peninsula in Southern Europe includes Italy, as well as the tiny country of San Marino and the microstate of Vatican City.

* The Korean Peninsula: Located in East Asia, it includes North Korea and South Korea.

* The Arabian Peninsula: The largest peninsula in the world, located in Southwest Asia, it encompasses several countries including Saudi Arabia, Yemen, Oman, and the United Arab Emirates.

* The Balkan Peninsula: In southeastern Europe, it includes countries like Greece, Bulgaria, Serbia, and Albania.

These are just a few examples, and there are many more peninsulas around the world!