Columbia River Gorge

Explore the world's most spectacular gorges and valleys, from the Grand Canyon to hidden canyons.

Columbia River Gorge

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Gorges & Canyons: Nature’s Masterpieces Unlocked

Photo-first itineraries, safety playbooks, geology stories, plus GPX/KML routes.

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Understand gorges

A quick, comprehensive primer on the main types you’ll encounter, with a prime example for each.

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Test Your Knowledge

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What geological process primarily forms gorges on Mars?

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Access exclusive GIS data, expert insights, high-resolution imagery, and advanced mapping tools for gorges & valleys

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GIS Data Access

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Expert Commentary

Geological insights from field experts and researchers

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High-Resolution Imagery

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Scientific Insights

Formation Processes

Gorges form through various geological processes including water erosion, tectonic rifting, and glacial carving. On Mars, the massive Valles Marineris system formed primarily through tectonic processes rather than water erosion.

Climate Impact

Climate change affects geological features through temperature variations, ice melt, and altered precipitation patterns. Understanding these impacts helps us protect and study these natural wonders.

Flora & Fauna

Unique ecosystems develop within and around geological features, creating microhabitats that support specialized plant and animal communities adapted to extreme conditions.