Amsterdam, the 17th century capital of Holland, is often called the "Venice of the North" due to its numerous, boat-navigable canals. Truly rich in history, the oldest part of this populous, multicultural city is Sloten, which dates all the way back to the 9th century.
Colombo is the financial capital and by population, the biggest city in Sri Lanka. A major trading port as far back as 2,000 years ago, Colombo has an expansive harbor, making it a true commercial center of this island country.
Saudi Arabia is an Arabian Peninsula country, with a coastline running along both the Persian Gulf and the Red Sea. Tourism in Saudi Arabia might involve seeing the amazing city of Riyadh, the temples of Madain Saleh, Jubbah's rock art, and the immaculate waters of the Red Sea.