A recent annual cleanup at a Colorado ski resort turned into something of a treasure hunt as staff uncovered everything from outdated technology to a hamburger flipper.Earlier this summer, Breckenridge Ski Resort in Breckenridge, Colorado, announced that its staffers had teamed up to remove a whopping 780 pounds of trash.Much of the garbage came from patrons who accidentally dropped things off the ski lift. The resort said the effort required 150 employees and yielded some unusual finds.VISIT THESE NEW ENGLAND SKI RESORTS THIS WINTER FOR BREATHTAKING VIEWS, SLOPES FOR BEGINNERS, EXPERTSThe oddest find was a message in a bottle, prompting some speculation about what it might contain.A spokesperson for Breckenridge Ski Resort told KDVR that it wasn't a romantic love letter from decades past, however. It was actually just an old COVID-19 vaccination card.Staff members also spotted a cracked iPhone and an iPod Nano, along with a $2 Canadian coin.Other strange finds?Plenty of vape cartridges, along with an inexplicable hamburger flipper.TOP AFFORDABLE SKI RESORTS IN US FOR HITTING THE SLOPES THIS YEARAs expected, the cleanup also turned up lots of empty bottles and general trash.The resort's senior communications manager Max Winter told Fox News Digital in late July that surprisingly the staffs favorite find didnt make the video of the efforts."[It was] actually, believe it or not, a family of moose!" Winter said."A couple of our employees stumbled across the family while searching for lost and discarded items."CLICK HERE TO SIGN UP FOR OUR LIFESTYLE NEWSLETTER"While our team kept their distance and didn't take any photos, their encounter serves as a great reminder that our natural spaces are a shared home, and it is up to each of us to do our part to take care of them," he added.Though many of the items were trash, Winter noted that most of the 780-pound weight was made up of larger items that were recycled or upcycled."In some very rare cases, we've even been able to reunite items with their previous owners," he recalled.For more Lifestyle articles, visit foxnews.com/lifestyle"For example, a few years ago at our sister resort, Keystone, our teams were able to match an engraved engagement ring with a guest months after [the person's] visit."The spokesperson added that the effort, called Mountain Clean Up Day, is one of the staff's favorite annual events."It gives us a chance to give some love back to the mountains we call home," Winter said."In addition to being the right thing to do for our mountain, it's also a fun paid event to connect with our teammates, see what wacky items may have been lost in the season's powderdays, and, of course, enjoy a free lunch on the mountain."