A small recording of a Robinson R44 preparing to land in an urban helipad positioned over water in river Douro in Massarelos district, with a lot of traffic noise in the background. AKG MS Kit | Sound Devices 442 | Tascam DR-40 Please give credit, where credit is due. Thank you :) <a href="http://creativecommons.org/licenses/by/4.0/" rel="nofollow"><img alt="Creative Commons License" src="https://i.creativecommons.org/l/by/4.0/88x31.png" /></a><br />This work is licensed under a <a href="http://creativecommons.org/licenses/by/4.0/" rel="nofollow">Creative Commons Attribution 4.0 International License</a>.