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.

The Chinatown in San Francisco is the biggest in America and also the oldest. It is a very popular tourist     1     that     2     more visitors each year than even the Golden Gate Bridge. The     3     is mild all year round, meaning it is always a good time to visit.

What started as a     4     area for Chinese immigrants then turn into a center for Chinese culture. The     5     of residents in Chinatown are still ethnic Chinese, many of whom do not speak English fluently. This allows visitors to experience a real taste of China.

The Earth is made up of three layers. In the centre is the core, which is as big as the Mars and has a high     1     of over 7,000˚C.     2     the core is a thick layer called the mantle,     3     lower part is solid rock,     4     portion is molten rock called the magma. Floating on top of the magma is the Earth’s rocky crust.

The crust is made up of tectonic plates. These huge plates are moved slowly by magma currents below, sliding past each other with     5    . If a plate is forced down     6     another and gets     7    , pressure will build up until the stressed rocks suddenly     8     apart, causing     9     ground movements called earthquakes. The point where the rocks suddenly jolt or break is called the epicentre, from which, powerful shock waves     10     out in all directions.