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CacheSleuth

Map Snap Cache Builder

Hide a spot on a map, share a marked photo, and let players find the coordinates.

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Free, just a username and passphrase, no email. Caches you build show up in My Caches so you can reopen and edit them without hunting for the edit link, and watch plays and wins. The same account syncs My Puzzle Texts across devices and manages your short links.

A Map Snap cache hides the final location inside a photo. You mark a secret spot on a map, capture a zoomed-in snippet with a red pen mark on it, and share the link. Players see only that photo and a search circle, then must work out where it is and enter the coordinates. A guess within the radius you set reveals your final coordinates or a keyword. The hidden spot is checked on the server and never sits in the page.

Do not put sensitive, personal, or inappropriate content in a cache. Anything you create here is public to anyone with the link, and you are responsible for what you publish. Keep a copy of your edit key, it is the only way to change or delete your cache later.

Cache

Only the site admin can see this, in case they need to reach you about your cache. Never shown to players.

Location

Set the search center (where the player's search circle is drawn) and the hidden spot players must find. Drag a pin, click the map, or type coordinates below. The hidden spot must sit inside the search area.

Clicking the map moves:

meters

How close a guess must land to count as found. 15 to 25 m is typical.

Photo (what players see)

This is the only view players get of the hidden spot. Frame a zoomed-in map snippet with the red pen mark on the spot, then capture it. Or upload your own marked-up screenshot instead.

The frame above is exactly what gets saved as the photo.

PNG, JPEG, or WebP, up to 2 MB. Mark the spot yourself before uploading.

Reveal (shown when they find it)

Reveal either final coordinates or a keyword

These can be different from the hidden spot above, so the reveal can point somewhere else.

Where can I host images for free?

Paste a direct https:// link to an image. Free image hosts that give a direct link include ImgBB, postimages.org, and Cloudinary. A geocaching.com image link works too. The link must start with https://.

Keep your cache in play to keep it live. Share the play link so people visit it; unused caches are cleaned up over time.