I'm an avid scuba diver. Ever the domain of the wealthy, scuba diving required both access to the ocean and a shite ton of money for travel & equipment. Not really having any of it, this awesome hobby just kinda passed me by.
A cluster of Concordes gather nose-to-tail at London's Heathrow airport. Air France and British Airways ran a regular transatlantic service to New York with an average flight time of just 3 and a half hours.