Oman has a network of ancient falaj irrigation systems, some dating back over 2,500 years, which are still used today. elaborate share
Denmark has more than 700 islands, but only around 70 are inhabited. elaborate share
Namibia is home to the oldest desert in the world, the Namib Desert, which is estimated to be over 55 million years old. elaborate share
Syria is home to the ancient city of Palmyra, a UNESCO World Heritage site famous for its stunning Greco-Roman architecture and once a major trading hub on the Silk Road. elaborate share
Vietnam is home to the world's largest cave, Son Doong. elaborate share
El Salvador is the only country in Central America without a coastline on the Caribbean Sea. elaborate share
Sudan is home to the Meroe pyramids, older than the Egyptian pyramids at Giza. elaborate share
