Simple Online Photographic Dictionary

A city is a place where there is a very large number of buildings and houses close together. A city may have many millions of people living in it. The city in the picture is in Japan, and is called Tokyo.

Photo by W00kie

A desert is a large area where hardly any rain falls. Considering how little water there is in a desert, there is an amazing variety of life in most deserts, such as many kinds of cactus and a huge variety of reptiles and insects.

Photo by Al Ianni

A forest is a place with a lot of trees. Around ten percent of the land on the Earth's surface is covered by forest.

Sometimes people use forest to just mean a group of trees.

Photo by Pfly

A jungle is a rainforest that is particularly thick and has a lot of undergrowth. It is usually impossible to walk through a jungle, you need to bring a machete to cut through the vines.

Photo by Mess of Potage

Mangroves are a kind of tree that grow along with other plants as mangals. Mangroves grow in the area where the tide flows through them, so they spend some of their time under water and some of their time dry. Many sea creatures live among the mangroves's roots, and mangroves are particularly important as a safe place for baby sea creatures when they are still very young.

Photo by René Ehrhardt

A marsh is an area that is often underwater, or is mostly shallow water. Marshes are different to swamps in that they only have low grass and shrubs, and swamps have larger plants and trees.

Photo by Franco Folini

A rainforest is an area with very high rainfall. They are usually in the warmer parts of the world. Rainforests have an amazing amount of plants and animals living in them, around half of the world's plant and animal species are found in rainforests.

Photo by Randomskk

The sea, or the ocean, covers most of the world. The sea is a very large amount of salty water, home to many fish. People go sailing on the sea in boats.

Photo by Peter Kaminski

A swamp is a large area that is usually under still, shallow water, although it is likely to have lots of small bits of dry ground sticking out of the water. The water of a swamp may be fresh or salty.

Swamps are full of creatures like frogs and crocodiles.

Photo by MikeLove