https://www.einnews.com/pr_news/557281937/augmented-and-virtual-reality-industry-in-u-s-expected-to-cross-134-76-billion-by-2030

https://www.roadtovr.com/meta-physical-stores-vr-ar-quest/

https://www.bloomberg.com/news/articles/2021-11-17/metaverse-is-a-multitrillion-dollar-opportunity-epic-ceo-says

https://immersionvr.co.uk/about-360vr/vr-for-tourism/

Read the full article: https://www.travelpulse.com/news/tour-operators/the-world-of-virtual-reality-travel-videos-is-sky-rocketing.html

https://www.weforum.org/agenda/2021/05/covid-19-travel-tourism-virtual-reality/

https://www.travelpulse.com/news/tour-operators/perrillo-tours-offers-the-ultimate-agent-experience.html