Update README.md

README.md

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 # Getting Started
 
-Colab Notebook: Access our interactive Colab notebook where you can run code and experiment with the autoencoder model in real-time.
-
 <a target="_blank" href="https://colab.research.google.com/drive/1PH1J9jEvPsdK1z23YQsthtJ_KMm71PQr?usp=sharing">
   <img src="https://colab.research.google.com/assets/colab-badge.svg" alt="Open In Colab"/>
 </a>
 
 [Introductory Slides](https://docs.google.com/presentation/d/1SUI94od5W9b2ikHK8bQNPYzOQ15oN8REe7p9FWBEPH8/edit?usp=sharing)
 
+[Treasure Hunt](https://sciml-leeds.github.io/SENSE_training/encrypted.html)
+
 🛰️🔍