The Free Walking Tour of Reykjavik by CityWalk is a must-do in Iceland! Led by knowledgeable and funny guides, the tour covers the main attractions of downtown Reykjavik, including the Parliament building, Harpa concert hall, and City Hall. You'll learn about Icelandic history, culture, and even hear some elf and Viking stories. The best part? You pay whatever you think the tour was worth at the end. So, lace up your walking shoes and get ready to explore Reykjavik in a fun and informative way!