You’re not imagining it: It’s been hot this summer in Colorado. If you don’t have time to retreat to the mountains and bask in the cooler temperatures, a good alternative is spending a day (or two) by the water. RELATED:18 places you can rent a boat in landlocked Colorado Related Articles U.S. loses appeal of Lilly King’s disqualification at swimming world championships 3 beaches near Denver where you can go for a swim Clear Creek tubing and swimming ban lifted, swift-moving water from snowpack melt remains 18 places you can rent a boat in landlocked Colorado On those ridiculously hot days of summer, grab a cooler and some beach towels for a lake day.