Explore the Pan-American Highway: Your Ultimate Road Trip Adventure

Aerial of the Pan-American highway and the Nazca desert in Peru.
Driving from Alaska to the tip of Argentina is the ultimate road trip ©Thiagofav/Getty Images

Ask your friends what their idea of a cool road trip is, and you’ll receive some remarkable suggestions. From driving through the South of France in summer in a convertible to experiencing a safari in Africa in a jeep, or cruising down Route 66 from Chicago to Los Angeles, the options are tempting.

However, you can elevate the conversation by mentioning the Mother of all Road Trips – the Pan-American Highway (PAH). Stretching from the top of to the tip of , this epic journey is an awe-inspiring adventure that will undoubtedly impress every travel enthusiast.

A highway through dense forest, with a large mountain looming above
Driving the Icefields Parkway (Highway 93), in Alberta province, Canada © Feng Wei Photography / Getty Images

History of the Pan-American Highway

In 1889, during the First International Conference of American States, the USA suggested enhancing connections with its neighbors via a continent-spanning railroad. However, this notion did not yield immediate results. Yet, at the Fifth International Conference held in in 1923, the idea of a Pan-American Highway resurfaced, garnering enthusiasm from participating nations. Its ultimate approval occurred at the sixth conference in in 1928.

The original suggestion proposed a highway starting in and heading south to . Notably, financial support from the United States proved essential for the highway’s development, albeit without an official portion traversing US territory.

Establishing the PAH was a gradual process fraught with challenges such as war, financial constraints, and limited governmental cooperation. Nevertheless, it is now feasible to navigate the length of the Americas (more or less) by vehicle.

The Route

To begin with, it is essential to understand that there is no singular route. The original and officially recognized highway stretches from Laredo in northern Mexico to the Argentine capital, Buenos Aires. However, numerous branches facilitate a journey that spans an impressive total of 30,000 miles/48,000 km, covering a vast arctic to almost Antarctic distance.

Aerial view of the Mexico City's grid layout, with a white domed building in the foreground, and a taller structure to the right
The original Pan-American Highway is from Laredo to Mexico City © Alija / Getty Images

North America

Starting at Prudhoe Bay in is the recommended approach when traveling north to south. From this point, the PAH advances into , where several routes extend further south into the United States.

When examining the route, it becomes clear that the federal government of the United States has designated ALL interstate roads as part of the Pan-American Highway. Consequently, our map highlights the most scenic north-south freeways connecting with the main and officially recognized PAH in Mexico, showcasing spectacular landscapes, charming small towns, and iconic cities such as , , and .

The original Pan-American Highway commences in Laredo, , just across the border from in Texas, and continues to . An alternative route traces Mexico’s western coastline before merging with the original road in Mexico City.

<span class=”caption”>The North America section of the Pan-American Highway runs from the top of Alaska to the jungles and capitals of Central America.</span>

Central America

The PAH traverses every capital, excluding Honduras’ Tegucigalpa (which the route passes just 60 miles/100km south of), until it reaches an impassable section known as . This area, characterized by mountains and jungle spanning approximately 50 miles/80km, lies between and Colombia.

A cobbled street lined with colorful painted low-rise properties. A yellow arch with a clock on the top rises over the street. A large mountain covered with cloud looms over the town
The historic center of Antigua, Guatemala © SL_Photography / Getty Images

Environmental concerns and local opposition have consistently hindered road development in this area. Consequently, this segment can only be crossed by air, with vehicles being transported separately in shipping containers. It is inadvisable to traverse the region by bike or on foot due to difficult terrain and potential threats posed by smuggler gangs.

In South America the PAH runs through the continent's Pacific Coast countries before ending up in Argentina.
In South America the PAH runs through the continent’s Pacific Coast countries before ending up in Argentina.

South America

The PAH resumes in Turbo, , heading south along the western flank of South America. It traverses (notably, the capital ) and (with a focus on the capital ) before advancing into . In this region, a branch leads to Quellón, while the main route continues into and towards .

A small harbor lined with boats and catamarans; snow-capped mountains rise behind the town
Ushuaia, Argentina, marks the end of the Pan-American Highway © saiko3p / Shutterstock

Furthermore, another branch diverges towards and north into , passing through en route to . Conversely, travelers eager to reach the southernmost point of the PAH may head in the opposite direction to explore the breathtaking natural beauty of and ultimately arrive at Ushuaia, situated on the main island of , at the southern tip of the planet.

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