Italy
Mystical Horizons is an astronomical-themed site located near Carbury, North Dakota on North Dakota Highway 43 near the North Dakota and Manitoba border. The attraction contains a working solar calendar built from granite pillars, intended to represent a 21st-century Stonehenge, and other instrument
s intended to explain astronomical phenomena and principles.
Listen to the audio guide for Mystical Horizons Free on WIP — starts by itself when you arrive, even with the screen off