---
title: "Add a new location or use an existing one and link it to a landmark."
method: PUT
path: "http://localhost:8000/{project_id}/landmarks/{landmark_id}/locations/"
tags: ["landmarks"]
---

# Add a new location or use an existing one and link it to a landmark.

`PUT http://localhost:8000/{project_id}/landmarks/{landmark_id}/locations/`

Add a new location or use an existing one and link it to a landmark.

Either (x,y,z) or location_id have to be provided.

## Path parameters

- `project_id` string, required
- `landmark_id` string, required

## Response `200`

OK

---

[API](https://skmtc.net/catmaid/apis/catmaid-api.md) · [All operations](https://skmtc.net/catmaid/apis/catmaid-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/catmaid/catmaid-api/versions/adc1c7c5eefe/schema)