An image representing a significant checkpoint. Somewhat vague.

Use one of the following tags, if possible:

• milestone_celebration - Posts celebrating hitting a milestone.
• donation_drive - Encouraging viewers to donate to achieve a milestone.
• interaction_drive - Encouraging viewers to interact (like/repost/follow) to achieve a milestone.
• strip_game
• milestone (object) - A stone used to mark miles along the side of a road.
• funny post number - Posts with interesting e621 id numbers (ex. post #69420).
• graded_penis - A penis with grades written on it.