Oman, located on the southeastern coast of the Arabian Peninsula, borders the UAE, Saudi Arabia, and Yemen. Its capital is Muscat. Historically Oman was a seafaring and trading nation. It is known for its rich cultural heritage, desert landscapes, rugged mountains, and coastline. Today Oman is recognized for its stability, traditional architecture, frankincense trade, and a strong preservation of Bedouin customs.
I guess the stamps were stolen, or got detached along the way đ