Colorado’s San Luis Valley is an interesting place. The island is also only accessible via a 220-foot suspension bridge constructed from steel grates and cables. While the island itself is off limits with the exception of the months between June and November, Lake San Cristobal is open to the public year-round. 12 Unique Hidden Gems in Colorado You Can Visit Take virtual tours of 12 extremely unique stores, museums, and other places in Colorado that you can visit. Gallery Credit: Nate WildeLittle Hawaii is a Colorado Hidden Gem You Must See to Believe Take a virtual tour of Little Hawaii, one of the most gorgeous natural hidden gems Colorado has to offer.