We see what Ferris wheels look like when captured using a longer exposure (i.e., shutter left open, typically 2 seconds or more). The lights that adorn the Ferris Wheels blend and blur, creating brilliant patterns and beautiful photos.
The Prague astronomical clock, or Prague orloj, is a medieval astronomical clock located in Prague, the capital of the Czech Republic. The clock was first installed in 1410, making it the third-oldest astronomical clock in the world and the oldest one still working.