How many? Photo by: HinesĀ What am I looking at? It is hard to tell how many towers this building in Hartford, Connecticut, has and where one ends and the other begins. The illusion is caused by the reflection in the windows. More optical illusions:Floating DogMisbehaving ShadowGiant lampsTrail Runner Going into the WoodsElvish WritingCat AccidentTsunami in OhioIn Search for Water