The Goðafoss (Waterfall of the Gods) is one of the most spectacular waterfalls in Iceland. It is located in the Mývatn district of North-Central Iceland at the beginning of the Sprengisandur highland road.
There's a pink version of this photo going around as "Moss Bridges Ireland" or "Bridges Park, Ireland", but this is photo originally looks like this and is not from Ireland but from Saiho-ji Zen Garden in Kyoto Japan
Löwenburg Castle actually became a ruin after the damage sustained during the Second World War, and had to undergo serious repairs. It is now one of the biggest attractions of Wilhelmshöhe Hill Park, near Kassel, Germany.