The entrance of Red Rock Canyon National Conservation Area in Las Vegas. (Rachel Aston/Las Vegas Review-Journal) Red Rock Canyon National Conservation Area’s scenic loop is closed temporarily Saturday afternoon because of a large number of visitors. The conservation area made the announcement at 1:47 p.m. on Twitter. “This weather is definitely spring-like, meaning we are experiencing high visitation and the Scenic Drive is closed temporarily due to capacity,” according to the post. Contact Julie Wootton-Greener at email@example.com or 702-387-2921. Follow @julieswootton on Twitter.