See also
Accommodations
Tours and activities
by zelanos
Luxurious experience of Sofia full day tour
The Alexander Nevski Cathedral, Boyana church, National Historical Museum, Administration of the President, and many more.
by Vikingtrips
Iceland's Golden Circle Private Tour (Þingvellir, Geysir & Gullfoss)
There's a good reason for why this is the most popular day tour in Iceland. Some of the main attractions are Þingvellir (our national park), Geysir (a frequently spouting hot spring) and Gullfoss (a very big, powerful and beautiful waterfall).