The Meteora Rocks
These are 24  strange giant rocks rising out of the ground in central Greece. On top are monasteries built hundreds of years ago as a refuse from highway robbers. They could only be reached by long flights of narrow rocky steps, ladders or nets.

Russia

The Kremlin
Within the walls of this old center of Moscow, there are palaces and churches containing many treasures collected by past Russian rulers. Many of the buildings have been turned into museums and government offices.

St. Basil's Cathedral
It is made up of a cluster of nine chapels with brightly colored, onion-shaped domes, each built in a different style. The shape of the domes prevents heavy winter snow from settling on the top of the buildings.

The Red Square
This is where important parades are held. The Russian word for red is krasnaya which also means "beautiful".

The Statue of Lenin, Leningrad
This statue was reacted in Leningrad in honour of Vladimir Lenin, the founder of the Russian communist state. Leningrad is the name given to the city of St. Petersburg or Petrograd in honour of Lenin when he died there in 1924.

Israel

The Wailing Wall
The wall is on the western edge of Jerusalem's temple square where Solomon's Temple once stood. Jews can be seen in prayer and holding worship services around the wall, but they never enter the square for fear of walking on holy ground.

Turkey

The Great Mosque
Built by a Turkish architect, Sinan, when he was 80 years old, the mosque is a masterpiece of the use of geometry in building. Its central dome is supporting by eight arches forming an octagon, which in turn rest on smaller domes erected over a square base.

Egypt

Cheops' Pyramid
This 5,000 year-old pyramid is the oldest and biggest of the three Great Pyramids at Giza. How the ancient Egyptians could have built the pyramids such that even a knife blade cannot be fitted into the joints of the blocks is still a mystery.

The Great Sphinx
This huge rock carving of a crouching lion with the head of a man, guards the three Great Pyramids. It is the biggest sphinx in Egypt. Egyptians believe that sphinxes have great power to protect them from evil and danger.

The Sahara Desert
Only one-tenth of this desert, the world's largest, is sand. The wind blows the sand into low hills, called dunes, which continually change their shape and position according to the wind's direction.

United States Of America

The Statue of Liberty
The statue, a symbol of America, was actually a gift from the people of France to the United States, and dedicated to liberty and the friendship between the two countries. It stands on an island at the entrance to New York Harbour.

The Empire State Building
This famous 102-storey skyscraper in New York was the world's tallest building from 1931 to 1972. It has the world's most powerful TV antenna above it, and is occupied by more than 20,000 office workers.

Mount Rushmore
Mount Rushmore has the heads of four US presidents carved on its rocky cliff top. They are George Washington, Thomas Jefferson, Theodore Roosevelt and Abraham Lincoln.

The Grand Canyon
This huge canyon was formed by the Colorado River which flows through it. The exposed layers of rocks, millions of years old, are generally red, though grey, brown, green, pink and violet can also be seen.

The Gateway Arch
This stainless steel arch was built beside the Mississippi River to mark the early movement of large numbers of people to Western America. The arch is 192 meters high and has lifts to the top.

The Golden Gate Bridge
This bridge, spanning the Golden Gate Strait in California, is the longest suspension bridge in the world.

Canada

Niagara Falls
Niagara Falls, on the border of Canada and the United States, is neither the largest nor the longest waterfall in the world, but the most famous.

The Canadian National Tower
The CN Tower, built in 1973, is the world's tallest free standing structure. It is so high that the top section had to be lifted in place by a huge helicopter.

Peru

The city of Machu Picchu
Perched on a steep mountain peak surrounded by high cliffs and deep canyons is this last city built by the Incas, a South American Indian tribe, to escape Spanish attacks. It was so well hidden and hard to reach that it was not discovered until 1911.

Chile

Easter Island Statues
These giant heads were carved out of volcanic rock and placed at the island's foothills. No one knows how they were brought there are why they were mode. According to a myth, these statues, staring into space, were waiting for help as the land around them sank.

Brazil

Sugar Loaf Mountain
The shape of this famous Brazilian landmark which overlooks Rio de Janeiro's port led Portuguese sailors of old to name it after the cone-shaped loaves produced in Portugal.

The Parliament House, Brasilia
This new city center was created in an area where dense jungle once grew. The most famous of its abstract-style buildings is the Parliament House with its twin towers and giant saucer-shaped structure in a spacious plaza.