The story of Boulder, Colorado begins roughly 300 million years ago when our iconic Flatirons formed the seabed of the ocean that covered the better part of the North American continent. This sea, the Western Interior Seaway, ate away at the sandstone beneath it until it began to resemble the shape of the Flatirons we all know and love. It was not until about 40 million years ago that the Flatirons shifted into their present position when the Rocky Mountains were created, becoming part of the “Fountain Formation.” This formation includes other spectacular Colorado landmarks including the Red... Read More