乘坐气球去旅行！CROSSING the ocean by ship is easy, but how about by balloon? American balloonist Jonathan Trappe is going to have a go.Trappe plans to fly over the Atlantic Ocean with a lot of helium ……

and sometimes stop for a chat. Families also stay mostly the same after crossing the ocean. Elderly members ……

“会说话”的斑马线亮相上海。There is a new zebra crossing (斑马线) in Shanghai. It has lights (灯光) and can “talk” to people.The crossing has lights between its lines (线条). When the traffic light turns green ……

the first woman to make the solo crossing and the only person to make the crossing twice. She also... (目的地) was Howland Island, a tiny spot of land in the Pacific Ocean. But in mid-flight ……

FIFTEEN-year-old British Seb Clover hoped to become the youngest sailor ever to make a solo crossing of the Atlantic ocean. And the 4,320 km-wide stretch of sea, six-metre-high waves and killer ……

: The Last Crossing of the Lusitania Erik LarsonThis story is based on a great disaster in 1915 during WWI when British ocean *liner Lusitania was *torpedoed by the German navy, killing 1,198 passengers ……

) in the air from the Antarctic Ocean. This air has traveled a long way without crossing land... to measure carbon dioxide (CO2) in the air from the Antarctic Ocean. This air has traveled a long way ……

in this picture is a 3-D crossing. It’s the UK’s first 3-D zebra crossing, the BBC reported. The crossing is on a road in London. It helps to get drivers’ attention (注意). Once they see the crossing ……

行人可以斜穿马路的十字路口，你见过吗？The traffic light (交通信号灯) at a four-way crossing (十字路口) turns green. All the cars stop. Pedestrians (行人) can then walk in any direction they like at the crossing. Does this sound ……

The canal connects the Atlantic Ocean to the Pacific Ocean in Central America. Below are its biggest users in million tons of cargo in 2013: ……

. Trouble began early.After crossing the English Channel to France and then cycling to Portugal, the pair pedaled their boat across the Atlantic Ocean and reached Miami. Along the way, they survived close ……

There is enough gold in the ocean for each person on the Earth to have 1kg. ……

-old French woman, rowed 8,000 kilometres across the Pacific Ocean. She arrived onFrench Polynesia(法属... it as an exercise of will power to prove that a woman has the strength to make such a crossing ……

WHEN they were traveling across the international dateline in the Pacific Ocean on a cargo ship... when they learned that they had to ride an elephant for more than 30km when crossing the border from ……

sleeping in the forest, crossing rivers and climbing snow-covered mountains, they successfully walked...兰岛东北部Greenland is the world’s largest island. It belongs to Denmark and lies between the Arctic Ocean (北冰 ……