Germany, Belgium and Luxembourg all lie within the Schengen Area, a border-free zone that can be visited on a single visa.

法国，德国，比利时，卢森堡都属于申跟区，申跟区间只要一纸签证就可以自由出入镜。

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France, Germany, Belgium and Luxembourg all lie within the Schengen Area, a border-free zone that can be visited on a single visa.

法国，德国，比利时和卢森堡同属于申根签证的区域，只要有一张该区域国家的签证，便可自由出入该区域其他国家。

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Japan generally charges 3,000 yen (29 dollars) for a single-entry visa and 6,000 yen for a double-entry or multiple-entry visa.

而通常情况下，在日本办理一次入境签证需要花3000日元(约合29美元)，办理两次入境和多次入境签证则需要花6000日元。

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Thaksin Shinawatra, Thailand's prime minister, raised the possibility of a single ASEAN visa for tourists and an open-skies policy for airlines.

ECONOMIST: Noodle soup

The U.S. visa system is the single biggest obstacle in attracting more international tourists.

FORBES: Destination: USA