Boise is the capital city of Idaho. It is a vibrant city nestled in the foothills and the mountains of Ada County in Western Idaho. It is a lively and enjoyable city to live or visit. Boise has many parks, museums, and nature preserves. It is home to Boise State University, Boise Bible College, and other higher learning institutions. The tree-lined Boise Greenbelt has 23 miles of pathways along both sides of the Boise River.