Sound of the bell of the Basilica of Lourdes (in France), with the discreet noise of the crowd, then the sound of 2 helicopters, at the end. Recorded in August 2018. UCS Category: AMBUrbn. Duration: 02:41.
Two helicopters landing and taking off one after the other. Sound recording during the open day of the UIISCI in Nogent-le-Rotrou in France. UCS Category: AEROHeli. Duration: 03:22.
I take an escalator going up, coming out of the metro. Recording in motion, from bottom to top, then moving away. UCS Category: MACHEscl. Duration: 00:30.