Christian Liljedahl

Underwater Lights

I have done underwater lights in many ways. Most fun was using oil filled jam jars and plastic bottles with 1000 W halogen tubes. My Instructable on Underwater Lights.

Water Kites

Like flying kites in the sky - but done in a river or stream. Multiple lines make the water kites steerable. I came up with this during a residency in Linz at the ship Eleonore. This is something that needs to be explored further in the future.   Some sketches from

Floating or Sinking

Building boats and experimenting with buoyancy and ship stability. I made a little "kit" from acrylic plates, to have kids do easy experiments with various boat shapes. Taping the sheets of acrylic together made for quick changes of design.

Sailing yule tree

A 10 meter tall yule/christmas tree fitted with 2000 individually controlled LEDs sailing through the harbour. Tall enough to need the bridges opened. The tree was placed 3 different spots in the harbour during december. On each of the moves, I had musicians playing under the tree. The project

Kanalkoncerter

A tiny float or boat with musicians on board, drifting slowly through the canals, filling the space between the buildings with music. The very first canal concert was completely unannounced. Me and Tobias Lukassen hauled a piano onto a little boat in november, and sailed through the canals of Sluseholmen

Christian Liljedahl © 2026