Tour Builder allowed users to create and share interactive tours inside Google Earth with photos and videos of locations. Launched June 30, 2013; shut down July 15, 2021 — it lived 8 years. One of 32 Google products killed in 2021. https://knowledgequest.aasl.org/so-long-google-tour-builder-hello-google-earth/ Data: Killed by Google (killedbygoogle.com, MIT).