Crowded cities often result in the lack of open, natural spaces. These practical rooftop ‘park’s offer city dwellers some reprieve from this by utilising a redundant space to create quiet, beautiful settings that house swimming pools, theatres and comfortable sitting areas. 

The Natural Geographic Photographic competition receives, on average, more than 20 000 entries each year. The photos are judged on creativity and photographic quality and entrants range from professional to amateur. Here are a few of the entries for 2012 thus far.

It's a kind of parkour game. You must speed up from time to time to break through the various obstacles and you can buy many kinds of props in the store!

Take some advice from these inspirational quotes.

This unusual sight can be seen in the San Francisco Bay where artificial pond water evaporates and leaves only crystallized salt, coloured algae and micro-organisms. Ponds with low or medium salinity have a green or pink colour and as the salinity increases, the water takes on a more reddish pigment. In addition, the weather also influences the colour of the body of water as more rain makes the water more transparent.

Here are 20 different types of Dora images. Choose one picture you like to start and spell out all complete images to win!

The poor fatty was fixed on the darts turntable, click mouse to throw darts at the targets. Hit closer to the center for more points and don't hurt the poor man!

People of Izismile!

There’s been a slight difference of opinion about Mr. Ree, a favorite troll of some and a hateful jerk in the eyes of others. Now it’s for you to decide.

Go inside the post to vote.

To be less intimidating, just replace your sword with a banana.

In this technologically advanced era, scientists continue to create robots to perform different tasks.

Cats model pin up girls to hilarious effect!

In actuality, this is what we get…

Park rangers found this seven-and-a-half month old baby elephant close to death in the Vwaza Wildlife Reserve in Malawi. Moses, whose mother had been killed by poachers, was adopted by the Jumbo Foundation where is being cared for and raised by humans. Here are some touching photos of the brave survivor.

These feisty geriatrics show how to still have fun when you're old!