This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Copenhagen Suborbitals HEATX test bed. en The front end of HEATX peeping out from the Lego concrete bricks surrounding the rocket The bricks are needed during the ground test February th The red triangular structure is designed to absorb the full power of the hp booster If successfully this rocket booster will launch the unmanned