Dive into the center of the earth at Vatnshellir. Photo credit: dconvertini on flickr
Bonus stop: Vatnshellir
Take your own journey to the center of the earth. A tour of the lava tube created by Jules Verne’s favorite volcano reaches 115 feet below the surface. It’s cold and requires sturdy shoes, but fascinating and perfectly safe for children.
Seattle-based freelance writer Gemma Alexander focuses on the intersection of parenting and the arts. When she’s not writing for "ParentMap," she blogs at gemmadeealexander.com and tweets at @gemmadeettweet.