Win 1 of 10 copies of National Geographic 125 Years!

This giveaway closed on 31 January 2013. See more from National Geographic Channel

NSW, VIC, QLD, SA, WA, TAS, NT, ACT

To enter, entrants will be required to leave their details including contact name, email address, contact telephone and answer the 25 words or less question: Tell us in 25 words or less: what is the most important thing National Geographic Channel has taught you about the world?

Prize details: there are 10 prizes available to entrants. Each prize is a copy of the book, National Geographic 125 Years by Mark Collins Jenkins. The prize is valued at a maximum of USD$50.00 (RRP).

See more from National Geographic Channel competitions.