Miley Cyrus showed off her expert paddleboard yoga moves. Taking to Instagram on Sunday, Cyrus, 30, flaunted her impressive coordination skills, lunging, twisting, and stretching, all while balancing atop a paddleboard floating in a river. “So close to heaven but so far from everyone,” Cyrus captioned the black-and-white post, referencing the lyrics to her song, Island, which played in the …