Augmented Reality Heritage
Download & Print AR Markers
Point your Castle Whisper AR camera at the markers below to reveal historic 3D landmarks & William Kellie Smith.
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Two Ways to Use Markers:
- Print on paper: Print at 12–15 cm. Do not trim the white quiet zone border.
- Without printing: Open the marker on a laptop / tablet / second phone screen with the "🖥️ Fullscreen" button, then scan it with your explorer phone.
Checkpoint 1
Barcode 3
Main Entrance
3D Landmark + William Kellie Smith
Checkpoint 2
Barcode 12
Corridor / Construction Area
3D Landmark + William Kellie Smith
Checkpoint 3
Barcode 23
Lift Area / Secret Tunnel
3D Landmark + William Kellie Smith
Checkpoint 4
Barcode 33
Rooftop
3D Landmark + William Kellie Smith
Checkpoint 5
Barcode 57
Unfinished Building
3D Landmark + William Kellie Smith
Universal Fallback
HIRO
Hiro Marker (Universal)
Works across ALL 5 Castle Whisper Checkpoints
Castle Whisper © 2026 — Kellie's Castle Heritage AR Experience
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