This four-day walking tour will take you on amazing     1     through the Andes Mountains on the way to the city of Machu Picchu. After     2     your destination, you will have a day to explore and be amazed     3     this ancient city.     4     amazing is the Incas’ dry stone method of building. Inca builders cut stones to exact sizes so that nothing was needed to hold walls together other     5     the perfect fit of the stones.

Sarek’s mountains used to be covered by vast sheets of ice. Around 9.000 years ago; this ice melted, leaving behind about 100 g    1    . Soon after, reindeer began to arrive. Following the reindeer were the Sami people, who made this t    2     their home. Getting here is quite difficult, so apart from the Sami very few people have ever seen Sarek. In 1909, Sarek was made a national park in order to keep the land in its n    3    state. Though the Sami are allowed to continue their traditional way of life in the park, no one else can live here, and all new development is b    4     within park boundaries. At the far side of the valley, an ancient Sami cottage is v    5    . Close by, there are a few reindeer feeding on grass.

For hundreds of years, looking after reindeer was a way of life for the Sami. They used the reindeer's meat for food, their bones for tools, and their skin for making clothes and tents. Since reindeer were always on the move, the Sami would pick up their tents and a    6    them. Today, most Sami have houses in villages near Sarek and live a m    7    life just like their neighbours. But every spring, a small number of Sami still follow their reindeer into the v    8    of Sarek, living in tents or old cottages and enjoying their traditions. I am not a Sami, but in Sarek I've a    9    some of their habits. For example, this morning my breakfast is flat bread warmed over a fire, dried reindeer meat, and some sweet and s    10    berries that I found growing near my tent.

Cusco is a popular d    1     for tourists, because of its u    2    place in the history of South America. Cusco was the capital city of the Inca E    3     which was the most powerful in South America until the 1500s. There are two especially interesting things to a    4    about the Inca civilization. The first is the roads and p    5    they built to connect their important cities. These Inca roads were made up of two north-south highways and many small roads crossing the mountains east to west. The roads were for Inca soldiers and their o    6    . Second, the Incas built wonderful cities full of amazing architecture—but there were no markets in these cities. One of the interesting questions of history is how the Incas lived without shopping!

There is so much more to learn about the interesting history and culture of the United Kingdom. Studying the history of the country will make your visit     1     more enjoyable. The capital city London is a great place to start,     2     it is an ancient port city that has a history     3     all the way back to Roman times. There are countless historic sites to explore, and lots of museums with ancient relics from all over the UK. The UK is a     4     mix of history and modern culture,     5     both new and old traditions. If you keep your eyes open, you will be surprised to find that you can see both its past and its present.

The stores in the Chinatown offer a     1     range of souvenirs, goods, and clothing. All kinds of traditional Chinese herbal medicine can be found, too, and there are Chinese tea stores,     2     visitors can taste and buy     3     of Chinese tea.

But perhaps     4     many tourists and San Franciscans treasure most about Chinatown is its food. There is Chinese food to     5     everyone’s taste, with traditional dishes from all over China.

Chinatowns are     6     important part of the diverse culture of the USA. They allow visitors who have never been to China to experience traditional Chinese culture first hand.

Many people like traveling. Travel in Canada has become     1    (令人兴奋的) as a number of lakes     2    (包括) “Great Lakes” in Canada make it attractive. In addition to lakes, Canada has a number of beaches as it has a long coastline on its north, east, and west. Travelers from around the world come in large numbers to enjoy     3    (日光浴) at various beaches.

Niagara Falls lie on the border of Canada and the US. They are now popular for its beauty and are a valuable source of hydroelectric power. Niagara Falls are most attractive during summer season when weather condition is     4    (迷人的) and attractive. At the Canadian side, floodlights illuminate(照亮)both sides of the falls for several hours after dark and the whole scene becomes magnificent.

When traveling to Canada, travelers can enjoy doing shopping at Toronto which     5    (被认为) a leading city. It symbolizes American culture and the spirit of independence, Migrants from European, Latin American, Asian and Caribbean races inhabit the place and make it a plural society. Ottawa, on the other hand, is the capital of Canada and center of political activities.

Vancouver is an     6    (予以人启迪的) city in Canada     7    (命名) after British Captain George Vancouver, who explored the area in the 1770s. The city is a leading industrial center in Canada. Another tourist attraction in Canada is the capital city of British Columbia, Victoria，    8    (位于) on the southern tip of Vancouver Island.

Travel in Canada is being made easy as transportation facilities are of higher standards. Besides, very few people know that Canada is a high paying country in terms of wages per hour. In addition to a popular tourist destination, Canada is an economic powerhouse (经济强国) of North America, particularly in agriculture products. Canada’s dairy industry exports milk products around the world.

Located in Longsheng county of Guangxi Zhuang Autonomous Region, the Longji Rice Terraces are a     1     (典型的) example of how people seek a    2     (和谐的) relationship with nature. Lasting several     3     (朝代), work on the terraces took hundreds of years until its completion. These terraces are cleverly     4     (设计) with hundreds of waterways connecting with each other, along which rainwater moves down the mountains and into the crop fields. On the one hand, the flat terraces serve as a     5     (解决办法) to the lack of farming land in the region and help prevent the     6     (浅的) soil from being washed away. On the other hand, they also provide a perfect environment for some birds and fish feeding on     7     (昆虫) that can harm the rice crops. Although modern technology could help produce more crops, new generations continue to use ancient methods of     8     (农业) to maintain the terraces, because for the local people traditions hold much value and preserving the wisdom of their ancestors is a     9     (优先事项). As a highly     10     (推荐) scenic spot, the Longji Rice Terraces attract thousands of visitors who come to admire this great wonder created by people and nature working together.