Possible Clues:

• It's helpful to climbers thus to enter mountain from the east
• Arch for climbing plants
• Rows primarily on erected timber bound by climber
• Climbers on this mountain admitting a brute to ascend?
• By setting goal, one helps climbers go places
• Playgoer ignoring unknown performing show of bloomers to be put on here
• Where climber may be trained in mountain, terrifying figure returning
• Vine-covered structure at an outdoor bar
• Garden support
• Garden feature therefore left inside annually