Thor: Love and Thunder action star Chris Hemsworth flaunted his Adonis-like, muscular 6ft3in physique while surfing at a beach not far from his $7M Byron Bay home in his native Australia on Wednesday.The Melbourne-born 39-year-old - who celebrated the holidays with his family at a $30K/week resort in Fiji - showcased his chiseled chest and bulging biceps while clad in black star-spangled swim trunks.Chris opted to use a STCY-brand surfboard featuring a b&w spiral design of indigenous Australian art. Adonis! Thor: Love and Thunder action star Chris Hemsworth flaunted his muscular 6ft3in physique while surfing at a beach not far from his $7M Byron Bay home in his native Australia on WednesdayHemsworth relies on fitness trainer Luke Zocchi, whom he met in elementary school and lives 'a five-minute drive' away from him.The Limitless With Chris Hemsworth producer-star also enlisted Luke to help him hone his 13-week exercise program for his health and wellness app, Centr.'Normally for the Marvel movies and Thor, we have a three-month prep,' Zocchi told People last July.'And we slowly, progressively increase the training .