LasseMaja’s Detective House

Welcome to LasseMaja’s Detective House! The Detective House is a destination in Old Linköping where you can solve mysteries in Valleby, for real.

LasseMaja’s Detective Agency needs your help to solve the next tricky mystery. Mysterious things are happening at the campsite, the train, and the castle. Buy a ticket on the website, gather your best investigative companions, and head to LasseMaja’s Detective House in Old Linköping.

The Detective House is suitable for children aged 4–14 years but will of course also be exciting for the adults accompanying them. If you are brave, quick-witted, and good at collaborating, it’s well worth a visit to Valleby.

If you don’t want to solve mysteries, you are welcome to have coffee at café Panini & Bernard or visit our shop to buy exciting detective gadgets.

You can now also celebrate your birthday here in Valleby. Choose between two different packages with fun detective activities where you can gather important evidence and help Lasse and Maja find the circus director’s missing hat. If you want to read more about celebrations, you can find information on our website.