boulder Do you recognize these men spotted pulling down boulders on a popular Lake Mead hiking trail? A video of the incident has been sent to the NPS for investigation Best hikes in Boulder, Colorado: experience high adventure on Rocky Mountain trails a stone’s throw from city limits Our guide to the best hikes in Boulder covers majestic peaks, stunning rock formations and historic landmarks for a quintessential Rocky Mountain experience Advnture NewsletterAll the latest inspiration, tips and guides to help you plan your next Advnture!Contact me with news and offers from other Future brandsReceive email from us on behalf of our trusted partners or sponsors MOST READ1Red 30L Waterproof Roll Top Dry Bag Backpack review: a seemingly simple dry bag that's worth a closer look2New Yetis in the wild – limited edition color for the brand riding a wave of popularity3Vivobarefoot gets back to nature with Ecological Survival Collection hiking shoes4Tourist nearly flattened at Grand Canyon after mobbing frightened elk for photos5Casio launches tough new G-Shock Gravitymaster watches inspired by jet fighter geometry