11. The "Colorado Blue Spruce" is the official state:
12. Which major river flows through the city of Denver, the capital of Colorado?
13. The Red Rocks Amphitheatre, a famous outdoor venue, is situated near which Colorado city?
14. What is the official state fish of Colorado, popular among anglers?
15. Which event, held annually in Aspen, is one of the most prestigious winter sports competitions in the world?
16. The Garden of the Gods, a natural landmark with towering sandstone formations, is located near which Colorado city?
17. What is the state flower of Colorado, known for its vibrant purple color?
18. Which Colorado city is nicknamed the "Brew City" due to its thriving craft beer scene?
19. The Royal Gorge Bridge, one of the highest suspension bridges in the world, spans the Arkansas River near which Colorado city?
20. What is the state gemstone of Colorado, often found in the Rocky Mountains and known for its blue and white varieties?
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