Half Distance Triathlon Elsinore Denmark - Race Overview Experience the iconic Half Distance Elsinore in Denmark, starting with a 1.9 km (1.2 mile) swim in Elsinore Harbour, beneath the historic Kronborg Castle, famously known as Hamlet's castle. With an average water temperature of 63°F (17°C), this one-loop course requires preparation and familiarity with the turns. The 90 km bike ride takes you along Northern Sealand's scenic coastline, through rolling hills and lush forests. After two ...