Anna Sprague's idea was to build a ferris wheel more than 21 metres high at the peak of Halifax. The installation was a part of Nocturne: Art at Night, the city's one-night festival.

Sept. 27, 2013 12:46 a.m. There is a noticeable presence to the Santa Monica Pier’s Pacific Wheel. During the day, it absorbs the sun’s rays as the world’s only solar-powered ferris wheel.