Long distance anniversaries carry a particular weight. You're celebrating something that has required more effort than most relationships, and you're doing it apart. The day should acknowledge both: the milestone and the distance.
The good news is that long distance couples are usually better at intentional gestures than couples who see each other every day. You've had to get good at showing up across the gap.
Ideas that work across distance
A personalized webpage capturing the year — your photos from the visits, your memories of the time together, your message about what the relationship has meant. Send it in the morning. Give them something to read slowly before the day gets going.
A care package timed to arrive on the day — the things they miss from your shared spaces, something that smells right, something that references a specific memory.
A planned call that's more than a call — the same dinner ordered to both locations, a movie you've queued up to watch simultaneously, a game you can play together online.
A date booked for when you're next together. 'Here's what we're doing when I get there' is a gift that turns the day into an anticipation.
What to say
Be honest about the distance. It's been hard in specific ways — name them. And it's been worth it in specific ways — name those too.
Long distance anniversaries are a good moment to say the thing you've been meaning to say about what the relationship has taught you. What you know about them now that you learned from being far away. What you're carrying into the next year.