Passenger bartender Amy Russell prepares a Bahia, a rum cocktail that tastes as good as it looks. (Amanda Voisard/The Washington Post

These photos provide a preview of the Polynesian vibe at the Passenger, and they might make you a little thirsty.

Passenger patrons, from left, Jess Polk, Rory Reed, Cameron Malone and Mary Boyer chat during the July 12 Tiki Tuesday party. The bar is decorated with palm trees and grass skirts, and by the end of the night, many costumers are sporting flowers in their hair or decorative leis around their necks. (Amanda Voisard/The Washington Post)