The Caspian Sea Land is a region located in the eastern part of Europe and western part of Asia. It is bordered by IRAN, OMAN, ISLET, and ISLE. IRAN is a country located in Western Asia, bordered by Iraq, Turkey, Armenia, Azerbaijan, Turkmenistan, Afghanistan, and Pakistan. OMAN is an Arab country located in the southeastern coast of the Arabian Peninsula. ISLET is a small island, usually uninhabited or used as a private retreat. ISLE is another term for an island.