It might be hard to believe that there's a fence in Australia that's 3,500 miles long, but it's absolutely true.

It's just one of the incredible facts that appeared on an internet forum after the users were asked: 'What is a geography fact that blows your mind?'

Here MailOnline Travel highlights some of the incredible statistics and revelations that have been submitted.

Reddit users responded to the question 'What is a geography fact that blows your mind?' with a remarkable number of fascinating bits of information

Fact: Russia spans 11 time zones

From: Reddit user Whoop_me.

He said: 'At one end of Russia it could be seven in the morning and at the other it's six in the evening.'

Fact: Glaciers store roughly 75 per cent of the planet's fresh water.

From: Weep2d2.

Weep2d2 added: 'Ninety-nine per cent of those glaciers are in the Arctic and Antarctic.'

Glaciers, 99 per cent of which are in the Arctic and Antarctic, store roughly 75 per cent of the planet's fresh water

Xander_man added: 'Twenty per cent of all the non-frozen fresh water on the planet is located in a single lake in Russia, Lake Baikal.'

Fact: China encompasses five time zones, but is all one time zone

From: GoddessOfRoadAndSky.

China occupies five zones - technically - but only uses one

GoddessOfRoadAndSky added: 'This is in spite of the fact that its geography would normally encompass five time zones. Neighbouring countries of the eastern end could be enjoying lunch (12 noon), while neighbouring countries of the western end are just waking up (between 7am and 8am.)

'Yet, all across China, it is 10am no matter where you are (at that particular moment of the day.)'

Yourtypicalredidiot said: 'This represents the only time that I've ever thought of something as "geographically gangster".'

Fact: The Appalachian mountains used to be as tall as the Rockies but are shrinking... meanwhile the Himalayan mountains used to be the size of the Rockies and are growing

From: KidGrundle.

The user added: 'The Appalachian mountains were formed over 480million years ago. That is at least quadruple the millions of years that it took for the Rockies to form.

Astramancer _ added: 'The Appalachian mountains [in eastern North America] are also part of the same mountains as the Scottish Highlands. They've just moved apart since they were formed.'

Fact: There is a ranch in Texas (King's ranch) that is bigger than Rhode Island

From: Alex878.

He later edited his comment to add: 'Apparently there is a ranch in Australia that is eight times larger than Rhode Island.'

Anna Creek Station, in Australia, is the largest ranch in the country, and has an area of roughly 6,000,000 acres - which is slightly larger than Israel.

The Pacific Ocean is massive, it's essentially its own hemisphere. There are a few points where if you started in the Pacific Ocean, and travel directly through the centre of the earth (through the core), and popped out on the opposite side of the planet, you'd still be in the Pacific Ocean Reddit user DoWnhillll

Fact: If someone in Stamford, Connecticut, travels a straight line north, east, west, or south, the next state they will encounter will be New York

From: Le_Poor_Merit.

He added: 'This is, apparently, the only city in the United States with this geographic quirk.'

Fact: Australia is wider than the moon

From: Fizdup.

The moon's diameter is about 2,100 miles, while Australia's is about 2,485 miles.

Yen223 added: 'Australia has roughly the same population as Taiwan, but is 200 times bigger.'

This is true, and Taiwan is roughly 225 times smaller than Australia, but has about 850,000 more citizens.

Fact: Russia and the USA are about 2.5 miles away at their closest point

From: Amiteshk47.

The user is referring to the fact that the two nations are separated by the 53-mile wide Bering Strait, up by Alaska. This has an American island, Little Diomede, in it, and a Russian island, Big Diomede, which are only 2.5 miles apart.

Russia and the USA are about 2.5 miles away at their closest point

There is a 21-hour time difference between them.

Fact: The Caribbean entrance to the Panama Canal is further west than the Pacific Entrance

From: Passing4Human.

Malefix123 explained why this is: 'Because it goes from north to south, not from east to west. The southern part of Central America is basically S-shaped, and Panama is right in the middle.'

Fact: There's a fence in Australia that is longer than the drive from Seattle to Miami

This fence in Australia is a staggering 3,500 miles long - and was made to protect sheep from dingoes

From: Darcys_beard.

Wavs101 said: 'And its main/only purpose is to keep wild dogs out of south east Australia.'

They are referring to the 'Dingo Fence', built in the 19th century, that stretches for an incredible 3,488 miles from Jimbour to the cliffs of the Nullarbor Plain.

It was designed to protect sheep in Queensland from dingoes and was declared a partial success.

Fact: There are 11 states in the US that are larger than the United Kingdom

From Back2bach.

AbyssalUnderlord added: 'I live in Michigan. Can confirm state is big. I can drive from Detroit for nine hours up through the Upper Peninsula and still be in Michigan.

'To put this into perspective, if I drove south I would pass through Indiana, Kentucky and get to Nashville in eight hours.'

Fact: The Vatican City is so small that it has more than two popes per sq km

From: Opaki22.

Halofreak 1171 jokingly added: 'That f*****g .27 pope is always ruining the day for the other two.'

They are referring to the fact that the Vatican is home to Pope Francis, and the former Pope, Pope Benedict XVI, who uses the title Pope Emeritus.

Fact: The Pacific Ocean is massive, it's essentially its own hemisphere. There's a few points where if you started in the Pacific Ocean, and travel directly through the centre of the earth (through the core), and popped out on the opposite side of the planet, you'd still be in the Pacific Ocean

From: DoWnhillll.

He later edited his comment to say: 'Maps usually split the Pacific Ocean, so it creates an illusion of it appearing smaller than what it is.'

Bdgr4ever added: 'However, the Pacific Ocean is shrinking while the Atlantic is getting wider! Just have to wait out a few hundred million years.'

Fact: It is possible to get from Norway to North Korea by land, going through only one country

From: Fedehola.

He is correct in pointing out that it's just one very long drive through Russia.