Article content Tis the season to rise and grind. Metro Vancouver reopened the Grouse Grind to hikers Monday morning. The steep and strenuous 2.5 kilometre trail up Grouse Mountain is open daily from 7 a.m. to 6:30 p.m. We apologize, but this video has failed to load. Try refreshing your browser, or Grouse Grind opens for season on Monday Back to video However, downhill hiking is prohibited on the Grouse Grind trail, and hikers will need to descend the mountain on the Skyride gondola. Skyride reservations can be made in advance on the Grouse Mountain Resort website. Masks are mandatory for all Skyride-users.