1. Abu Dhabi International Airport The United Arab Emirates is one of the world capitals of bling, and at Abu Dhabi International Airport, every first and business class lounge offers showers.

Emirates operates three business class lounges in Dubai International Airport's Terminal 3. The three lounges can accommodate more than 4,600 passengers at one time. The lounges are all equipped ...

United Polaris lounges feature spa-like shower facilities ... As for access, you’ll need a business-class ticket on an overseas flight with United or a Star Alliance partner to get in.