阅读下列短文，从每题所给的四个选项(A、B、C和D)中，选出最佳选项。

　　Want to travel to some wonderful places? Here are just a few recommendations to eco destinations：

　　Africa Madagascar

　　Home to a huge group of animals found nowhere else on the planet, Madagascar is a must-go destination for anyone impressed with, or even slightly interested in, the natural world．Some of the unique flora(植物群)and fauna(动物群)can be found on this wonderful island．

　　America St John(US Virgin Islands)

　　Though it's the smallest of the US Virgin Islands, St John has a surprisingly varied scenery．Virgin Islands National Park makes up two-thirds of its land, where visitors can hike in deep valleys, over mountains and across dry coastal areas．

　　Europe Iceland

　　As one might expect from a country whose name is “ice”, Iceland's scenery is rough．Take a hike past lava fields, glaciers and waterfalls and feel amazed at the wildlife and natural wonders．Visit between fall and spring to catch a sight of the Northern Lights．

　　Asia Laos

　　Visit Laos for a look at southeast Asia before the tourism industry exploded．Laos is slow paced so visitors can view the varieties of historic sights and explore the jungle and mountain scenery away from the madding crowds．Bird-watching is excellent here．

　　Oceania Australia

　　Visit here and you'll find the Great Barrier Reef, which is one of the seven wonders of the natural world．It is larger than the Great Wall of China and the only living thing on earth visible from space．Discover more about Australia's greatest natural wonder．Here you can also see great coral．

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