Planning a vacation to Agger in Denmark? This vacation planner will provide you with all the essential information you need. When planning a trip to Agger, make sure you visit its near-by prime city of Billund. So, ideally any vacation planner would recommend you to visit Billund for its bountiful attractions like Legoland, Lalandia, Givskud Zoo on your trip to Agger. A holiday in Agger can generally be of 1-2 days.