After a long and bitter dispute over whether Sydney or Melbourne should be the national capital of Australia, a compromise was reached to build a new capital between the two cities. The project was completed in 1908 when Canberra replaced Melbourne as the capital of Australia. Located approximately 300 kilometers southwest of Sydney and 650 kilometers northeast of Melbourne, Canberra is the largest inland city in Australia.

Riyadh is the capital of the Kingdom of Saudi Arabia, the world's largest producer and exporter of oil. A fertile area set in the heartland of the Arabian peninsula, the name Riyadh comes from the Arabic word "rawdah" meaning "a place of gardens and trees".

The Republic of Congo is NOT landlocked. Located between Angola and Gabon, it borders the South Atlantic Ocean. Congo is one of Africa's largest petroleum producers and has significant potential for offshore development.

With an area of just 0.44 kilometers, Vatican City is the world's smallest country. Also known as the Holy See, it fits within the Italian capital city of Rome, and is the center of the Catholic Church.

The deepest part of the ocean is called the Mariana Trench. Located in the western Pacific Ocean, to the east of the Mariana Islands, it reaches a maximum depth of approximately 36,200 feet.

K2 is known as the Savage Mountain due to the extreme difficulty of ascent. It has the second-highest fatality rate among the eight thousanders--about one person dies on the mountain for every four who summit.

Morocco is one of only three countries (with Spain and France) to have both Atlantic and Mediterranean coastlines. Its distinct culture is a blend of Arab, indigenous Berber, Sub-Saharan African, and European influences.

Yemen occupies the southern end of the Arabian Peninsula. It is bordered by Saudi Arabia to the north, the Red Sea to the west, the Gulf of Aden and Arabian Sea to the south, and Oman to the east and northeast.

With their impressive waterfall drop of 380 meters, the Krimml Waterfalls are the fifth highest in the world and Europe's tallest waterfalls. They are one of the most visited tourist features in Austria.

Sharing the bulk of the Southern Cone with its neighbor Chile to the west, Argentina is also bordered by Bolivia and Paraguay to the north, Brazil to the northeast, Uruguay and the South Atlantic Ocean to the east, and the Drake Passage to the south.