Underpants Run Kailua-Kona HI

Participants in the 13th annual Underpants Fun-Run trot down Ali'i Drive, Thursday, Oct. 7, 2010 in Kailua-Kona, Hawaii. Originally created to mock athletes who wear training clothes in public places, the run

Pre-race underwear tradition skimps down Alii Drive - Hawaii Tribune-Herald

2013 Kona Underpants Run

Photo Replay: Oct. 6 - The New York Times

The Story Behind The Kona Underpants Run – Triathlete

Underpants Run Kailua-Kona HI

UnderPants Paraders Run Through Aliʻi Drive

What lies beneath: Underpants Run draws a crowd - West Hawaii Today

Athletes strip down for good cause in Kona