International Appalachian Trail

Origins and North American Development

The International Appalachian Trail was proposed in 1994 by Maine fisheries biologist Richard Anderson. His vision was to create a continuous footpath through the Appalachian Mountain regions in Maine, New Brunswick, and Quebec that were not covered by the famous Appalachian Trail to the south. Following route selection, physical construction of the trail took place through the late 1990s. The first person to complete a thru-hike of this initial IAT was John Brinda from Washington State in 1997. Brinda's hike was part of a larger journey along the Eastern Continental Trail, starting in Key West, Florida, and ending at Cap Gaspé in Quebec, making him the first to complete that entire route. The trail in Newfoundland and Labrador was proposed as an extension in 2003, adding approximately 1,200 kilometres to the network. The first official section of the IAT in Newfoundland opened on September 23, 2006.

Route Through Eastern Canada

The North American leg of the IAT begins at Katahdin Woods and Waters National Monument in Maine. It heads northeast to Mars Hill before tracing the US-Canada border north to Fort Fairfield, where it crosses into Perth-Andover, New Brunswick. In New Brunswick, the trail follows the Tobique River valley to Mount Carleton Provincial Park, then crosses the Miramichi Highlands toward the Restigouche River. It enters Quebec at Matapédia, proceeding to Amqui and through the Matane Wildlife Reserve into Gaspésie National Park. This Quebec segment traverses high peaks like Mount Logan and Mount Albert before ending at the dramatic cliffs of Cap Gaspé in Forillon National Park. The trail then uses ferry connections to continue. A section on Prince Edward Island runs from the Confederation Bridge to the Wood Islands ferry. In Nova Scotia, the route picks up at the Caribou ferry terminal and meanders along the Northumberland Strait to Cape Breton Island, eventually reaching the North Sydney ferry terminal for the crossing to Newfoundland.

The Newfoundland and Labrador Segment

In Newfoundland, the trail resumes at Channel-Port aux Basques. It heads northeast along the Long Range Mountains, offering access to remote and scenic areas like the Lewis Hills and the UNESCO World Heritage site of Gros Morne National Park. The trail continues up the Great Northern Peninsula, passing through provincial parks such as Sir Richard Squires and Ship's Arm. The established trail on the island concludes at L'Anse aux Meadows National Historic Site, with Cape Bauld being the island's northernmost tip. The conceptual northern terminus of the entire Appalachian Mountain chain is Belle Isle, located across the Strait of Belle Isle from Newfoundland. The IAT Newfoundland and Labrador chapter has been active, with recent renovations noted at its Cabox basecamp in Stowbridges, North Arm, Bay of Islands, overseen by chairperson Paul Wylezol.

Geological Inspiration for Transatlantic Expansion

The trail's expansion into Europe and North Africa is rooted in compelling geological science. Evidence shows that the Appalachian Mountains, along with certain mountain ranges in Western Europe and the Anti-Atlas in Morocco, are remnants of the ancient Central Pangean Mountains. This massive range formed over 250 million years ago during the collisions that created the supercontinent Pangaea. When Pangaea later broke apart, sections of the mountain chain drifted apart with the separating continents. Inspired by this ancient connection, IAT officials began discussions in 2009 with the British Geological Survey about extending the trail to Appalachian terrains in the British Isles. This set off a rapid series of expansions where existing trails in other countries began co-branding with the IAT, transforming it from a regional path into a global network.

The Global Network of Trails

Between 2010 and 2011, IAT chapters were established across the North Atlantic region. The West Highland Way in Scotland became the first official IAT trail in Europe. The network now includes trails in Greenland, Iceland, Norway, Sweden, Denmark, Scotland, Northern Ireland, Ireland, the Isle of Man, Wales, England, Spain, and Morocco. Each chapter manages its own designated trails that are linked by the common IAT identity. For example, in Greenland, there are two extremely remote sections, one near the southern tip and another 200 miles above the Arctic Circle on the Nuussuaq Peninsula. In Iceland, the IAT follows the historic Kjalvegur hiking trail through a highland desert between glaciers. The Ulster-Ireland chapter manages a route that begins at Bunglass Point in County Donegal, crosses into Northern Ireland, and features landmarks like the Slieve League cliffs.

Hiking and Access in Canada

Within Canada, the IAT provides a world-class long-distance hiking experience. Admission to the trail is free, though access to certain parks may require entry fees. The primary hiking season, particularly in Quebec, runs from mid-June to late October, with the entire trail typically open during that period. Guided hiking trips ranging from one to five days are offered on the Quebec section within Gaspésie National Park, providing structured adventures for various skill levels. The trail traverses a series of significant protected areas, offering hikers diverse landscapes. In New Brunswick, it passes through Mount Carleton Provincial Park, home to the highest peak in the Maritimes. In Quebec, it crosses Gaspésie National Park, known for its caribou herds and rugged peaks, and ends at the coastal cliffs of Forillon National Park. In Newfoundland, the route incorporates the fjords and tablelands of Gros Morne National Park.

Management and Cultural Significance

The International Appalachian Trail is coordinated by the IAT/SIA Council, which oversees the broader network, while individual chapters in each country or region manage their specific trail segments and promotions. The trail is marketed as more than just a footpath, it is described as a route that spans cultures, bioregions, and history, linking the ancestral Appalachian Mountains together for modern adventurers. This concept resonates with hikers seeking a journey with a deeper narrative beyond physical challenge. The trail's existence encourages international collaboration between trail organizations and promotes geotourism. For Canadians, the IAT highlights the eastern provinces' dramatic natural heritage, from the Acadian forests of New Brunswick to the subarctic barrens of Newfoundland, while physically connecting these places to a shared global geological story.

Questions about International Appalachian Trail

Where does the International Appalachian Trail start and end in Canada?

The IAT enters Canada from Maine at Perth-Andover, New Brunswick. It travels through New Brunswick and Quebec to Cap Gaspé. After ferry connections, it continues on trails in Prince Edward Island and Nova Scotia before the main hiking route resumes in Port-aux-Basques, Newfoundland. The trail on the island of Newfoundland ends at L'Anse aux Meadows, with the conceptual end of the Appalachian chain at Belle Isle, Labrador. The trail does not have a continuous footpath across the water gaps, using ferry transport as connections.

Is the International Appalachian Trail the same as the Appalachian Trail?

No, they are distinct trails. The famous Appalachian Trail (AT) is a United States National Scenic Trail running from Georgia to Maine. The International Appalachian Trail (IAT) is a separate network that begins where the AT ends in Maine and extends through Canada. The IAT was created to cover the Appalachian Mountain regions in Canada that the AT does not reach. Furthermore, the IAT has expanded internationally based on geological connections, while the AT remains within the United States.

Can you hike the entire IAT from Maine to Morocco?

Not as a continuous footpath. The IAT is a network of co-branded trails across multiple continents, connected by the geological history of the ancient Appalachian Mountains. While you can hike the continuous North American section from Maine to Newfoundland, the European and African segments are separate trails that you would need to travel to. The network is symbolic of the ancient mountain chain's dispersal, not a single, unbroken hiking route across the Atlantic Ocean.

What is the best time of year to hike the IAT in Quebec?

The recommended hiking season for the International Appalachian Trail in Quebec is from mid-June to late October. The entire trail is typically open during this period, with the most reliable conditions from mid-June onward after the spring thaw. Earlier in the season, from mid-May to mid-June, some sections may be accessible but conditions can be variable. Hikers should always check with local trail authorities for current conditions, as weather in the Gaspé region can be unpredictable even in summer.

Are there guided hikes available on the International Appalachian Trail?

Yes, guided hiking trips are available on certain sections of the trail. In Quebec's Gaspésie National Park, for example, guided hikes on the IAT are offered in durations ranging from one to five days. These guided excursions provide structure, local expertise, and logistical support for hikers who may not want to undertake the entire route independently. Hikers interested in guided options should consult the specific IAT chapter websites for the region they wish to explore, as offerings vary by location and season.

Why does the IAT include trails in Europe and Africa?

The inclusion of trails in Europe and North Africa is based on geology. Hundreds of millions of years ago, the Appalachian Mountains were part of a vast mountain chain called the Central Pangean Mountains, which also included what are now mountains in the British Isles, Scandinavia, and Morocco. When the supercontinent Pangaea broke apart, these mountain sections drifted to their current locations. The IAT network symbolically reconnects these dispersed fragments of the ancient range, offering hikers a trail experience linked by deep Earth history rather than contemporary geography.

Sources: Wikipedia and current public reporting, checked by the Garbutt Disposal desk. Last updated 2026-10-20.