Mathematical Challenge in Tortosa

Solve puzzles while exploring the city!

Experience an adventure that combines exploration, history, and logic challenges. With the Mathematical Route, you’ll follow clues through the streets and squares of Tortosa, connecting with its architecture and history in a unique way.


In each city, the route pays tribute to a Catalan scientist. In Tortosa, you’ll meet Griselda Pascual i Xufré, a mathematics pioneer and teacher who was a professor at the local institute in the 1950s.


This project is part of a network of five unique routes in Barcelona, Girona, Lleida, Tarragona, and Tortosa.

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How it works



  1. Pick up the guide Catalonia Tourism Office in Terres de l’Ebre (Rambla Felip Pedrell, 3). If needed, we can lend you a calculator* — remember to return it the same day during opening hours.

  2. Follow the clues. Follow the suggested route, solve challenges, and discover hidden corners of the city.


Dades pràctiques



  1. Distància: 3 km

  2. Durada: 1 dia

  3. Nivell: Baix

  4. Temporada: Tot l’any

  5. Contacte:

    Oficina de Turisme de Catalunya a les Terres de l’Ebre

    Tel. 977 44 96 48 – ot.terresebre@gencat.cat 



Vine a l’Oficina de Turisme i comença l’aventura avui mateix!