1. Russia
   Canada
2. Australia

When completed, the trail will cross 15,000 miles.

1. 13,000 feet
   18,000 feet
2. 20,000 feet

This trail has 10 sections crossing some of the most spectacular ground on Earth.

1. 368
   821
2. 1253

The broken-up sections means hikers can pick and choose the pieces they want to attack.

1. 1,254 miles
   2,659 miles
2. 3,116 miles

Guinness World Records indicates it is the longest in the world.

1. 1993
   2002
2. 2010

In addition to seven national parks, hikers on this trail will go through a whopping 25 national forests.

1. Africa
   Antarctica
2. South America

It stretches from South Sudan to Uganda.

1. three to four
   six to seven
2. eight to 10

There are dozens of civilized area in the 522 miles of trail, but hikers must be very self-sufficient.

1. 40 days
   two months
2. eight months

It is more than 3,800 miles long and traverses many steep mountains.

1. Long Trail
   Continental Divide Trail
2. Appalachian Trail

The third is the Pacific Crest Trail.

1. Pacific Crest Trail
   Continental Divide Trail
2. Appalachian Trail

And yet at nearly 2,200 miles long, it is still a monster trail.

1. South Korea
   Vietnam
2. Kingdom of Cambodia

It's about 500 miles long and crosses the whole Korean Peninsula, but sorry, it doesn't go through North Korea.

1. 200
   500
2. 1500

The highest point of the trail is 14,270 feet, in Colorado.

1. Bryce Canyon National Park
   Yellowstone National Park
2. Zion National Park

And hikers spend about half of their time stomping through the waters of the Virgin River.

1. about 5 million
   about 10 million
2. about 12 million

Some extremely tough hikers manage to walk the entire thing in less than a single season.

1. Scotland
   England
2. Australia

It is around 630 miles and sends hikers near many wide-open coastal views.

1. New Zealand
   Belgium
2. Indonesia

Perhaps only 100 people per year attempt to walk the entire 1,800-mile trail.

1. The Horizon
   The Footpath
2. The Long Pathway

It takes average hikers about three months to walk the entire trail.

1. about 232,000 feet
   about 464,000 feet
2. about 987,000 feet

That's enough of an elevation gain to climb Mount Everest about, oh, 16 times.

1. 1977
   1987
2. 2005

There is a northern and southern split in this one and just that loop is about 1,800 miles.

1. 15
   22
2. 28

It is the only non-motorized coast-to-coast trail in the U.S.

1. three times
   10 times
2. 21 times

Most of it lies within the Arctic Circle.

1. 332 days
   299 days
2. 239 days

That means he covered about 7,900 miles in less than a year.

1. 223 miles
   486 miles
2. 612 miles

It stretches from Denver to Durango on an established and well-marked trail.

1. 38 days
   42 days
2. 46 days

He beat the previous record (by Jennifer Pharr Davis) by only around three hours.

1. roughly 20 hours
   roughly 30 hours
2. roughly 40 hours

Hikers, on the other hand, usually need more than 10 days to finish the journey.

1. 6,500 feet
   8,200 feet
2. 9,100 feet

This is considered the "cultural" route that lets hikers interact with towns along the way.

1. one day
   two days
2. three days

There are 342 sections in the 3,000 miles of trail; some people can hike it all in less than a year.

1. two
   four
2. nine

Hikers go through Greece, Serbia, Austria and six other countries.

1. three months
   four months
2. six months

Many hikers call this one the toughest of the Triple Crown.

1. 21
   11
2. 10

Some of those passes go to a breath-sucking 16,000 feet.