![Spain. 21st May, 2021. In this photo illustration of a Kayak app in the App Store seen displayed on a smartphone with the Kayak webpage in the background. (Photo by Thiago Prudencio/SOPA Spain. 21st May, 2021. In this photo illustration of a Kayak app in the App Store seen displayed on a smartphone with the Kayak webpage in the background. (Photo by Thiago Prudencio/SOPA](https://c8.alamy.com/comp/2FW4J2X/spain-21st-may-2021-in-this-photo-illustration-of-a-kayak-app-in-the-app-store-seen-displayed-on-a-smartphone-with-the-kayak-webpage-in-the-background-photo-by-thiago-prudenciosopa-imagessipa-usa-credit-sipa-usaalamy-live-news-2FW4J2X.jpg)
Spain. 21st May, 2021. In this photo illustration of a Kayak app in the App Store seen displayed on a smartphone with the Kayak webpage in the background. (Photo by Thiago Prudencio/SOPA
![Canoeing and kayaking around the world: readers' travel tips | Canoeing and kayaking holidays | The Guardian Canoeing and kayaking around the world: readers' travel tips | Canoeing and kayaking holidays | The Guardian](https://i.guim.co.uk/img/static/sys-images/Guardian/Pix/pictures/2015/3/4/1425490300324/71f67e73-3e3e-4390-84b5-af51fcf0d110-2060x1236.jpeg?width=445&quality=45&auto=format&fit=max&dpr=2&s=491f43aed0c79818aabd28e86dea5092)
Canoeing and kayaking around the world: readers' travel tips | Canoeing and kayaking holidays | The Guardian
![Spain. 21st May, 2021. In this photo illustration of a Kayak app in the App Store seen displayed on a smartphone with the Kayak logo in the background. Credit: SOPA Images Limited/Alamy Spain. 21st May, 2021. In this photo illustration of a Kayak app in the App Store seen displayed on a smartphone with the Kayak logo in the background. Credit: SOPA Images Limited/Alamy](https://c8.alamy.com/comp/2FW4EP2/spain-21st-may-2021-in-this-photo-illustration-of-a-kayak-app-in-the-app-store-seen-displayed-on-a-smartphone-with-the-kayak-logo-in-the-background-credit-sopa-images-limitedalamy-live-news-2FW4EP2.jpg)