Sri Lanka

1. The largest city of Sri Lanka is Colombo with about 600,000 inhabitants. Colombo is the main business hub of the country.

2. The Lotus Tower in Colombo is the highest tower in Sri Lanka with 350 m/ 1,148 ft. Lotus Tower is among the 50 tallest skyscrapers in Asia.

3. Sri Lanka's highest mountain peak is the Piduruthalagala with 2,524 m/ 8,281 ft.

4. The longest river of Sri Lanka is the Mahaweli River with 335 km/ 208 miles.

5. Sri Lanka's does not have any natural lakes, but there are several dams, water reservoirs and water tanks in the country. The largest reservoir is called Kala Wewa and is almost 7 km/ 22,000 ft long.