Which geographic product innovation revolutionized map accessibility in 1986 with its distinctive folding technique and water-resistant packaging?

The world of maps and geography has seen some remarkable brand transformations and historical milestones. National Geographic's famous yellow border, Google Maps' evolution, and even the rebranding of entire countries have shaped how we visualize our world. This trivia question explores a pivotal moment when a major geographic brand made history with an innovative packaging decision that changed how people interact with maps forever.

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National Geographic's TrailSmart Maps with their accordion fold and waterproof paper
Rand McNally's Road Atlas with its spiral binding and tear-resistant pages
Michelin's Guide Maps with their pocket-sized laminated design
DeLorme's Atlas & Gazetteer with its weather-resistant cover and topographic details