Located 23 stories above Colorado’s stunning mountain landscape, the spa offers guests a peaceful refuge with innovative treatments and products.

The spa at the mountain getaway is located in the world's largest hot springs pool's historic bathhouse in in Glenwood Springs, Colorado.

Spa Profile: Spa at St Julien

The upscale hotel spa is located in the heart of downtown Boulder with views of the Flatiron Rock formations and the Rocky Mountains.

From horseback riding to just enjoying the beauty of nature, explore these 21 sustainable travel opportunities across Colorado.