This month's top ten amateur videos

A dancing tortoise, Grandpa DJ, double rainbows and choreographed soldier dances… Here is our selection of the web's most popular amateur clips from the past month.

Magic rainbow

An enthusiastically verbose man discovers a double rainbow over Bear Mountain in Yosemite Park, California, United States of America.

Video posted on YouTube by Hungrybear9562 8 January 2010.

Brazilian baby dances Samba

Video of a Brazilian boy, whose name is thought to be "Luiz Otavio", dancing samba on the kitchen table.

Video posted by "victoralguna" 18 May 2010.

Big bang big boom

Animation by Italian artist Blu, presented as “a non-scientific story of evolution and its consequences” to the music of Andrea Martignoni.

Video posted on YouTube by "notblu" 4 July 2010.

An unexpected strike at bowling

Video posted by the brother of "ViirtBR" bowling with an unusual technique which proves to be very effective.

Video posted by "ViirtBR" 29 June 2010 and since reposted and viewed millions of times.

The unfortunate wedding photographer

Unfortunate architecture leaves this wedding photographer floundering

Posted by "Factionfind" 7 July 2010.

Grandpa DJ

This German DJ will put you in a good mood.

Posted by "grafandrage" 14 June 2010.

Ticklish tortoise's toothbrush dance.

Posted by "mescolar" 4 July 2010.

Justin Beiber's youngest fan

She is just one-year-old and knows the words to Canadian singer Justin Beiber's "Baby".

Posted by smalveaux 2 july 2010.

Israeli soldiers dance on patrol in Hebron

Six men have caused a scandal by posting a video in which they can be seen doing a choreographed dance to the American singer Kesha.Read one of our Observer's views on the controversy.

Video posted on YouTube by "Delirium838" 5 July 2010.

Fatal floods in Draguignan

The floods on 15 June 2010 in the south-east of France left 23 dead and two missing. See our article from that day.

Video posted on You Tube by "choupitchou76" 15 June 2010.