Here is an article on literary Iceland. Paganism was very much a part of Iceland before Christianity arrived in Iceland. Bj rk stars in The Juniper Tree as a young woman in the throes of wicca mysticism. You see the waterfalls, including the waterfall you can walk under, as well as the magnificent countryside in black and white. Flying Icelandair from the States or Europe is very hassle-free.
Nonstop flights are available from Minneapolis, New York, Baltimore, Boston and Orlando.
I saw the Northern Lights on my flight from Minneapolis. You can purchase your trip with Reykjavik Excursions through Icelandair which costs less if you purchase it ahead of time from the States or Europe. The exchange rates are usually 70 Ikr. I advise using credit cards for major purchases and use your ATM card at a cash machine when you arrive the airport. It was only 10,000 years ago that the rocky land emerged from its glacial covering.