Whispering gallery to the walls, an effect that was discovered in the whispering gallery of St Paul's Cathedral in London. The extent to which the sound travels at St Paul's can also be judged by clapping in the gallery, which produces four echoes. Other historical examples are the Gol Gumbaz mausoleum in Bijapur and the Echo Wall of the Temple of Heaven in Beijing. A hemispherical enclosure will also guide whispering gallery waves. The waves carry the words so that others will be able to hear them from the opposite side of the gallery. The gallery may also be in the form
Whispering Hills, Alberta from its 2006 population of 125. With a land area of , it had a population density of in 2011. Whispering Hills, Alberta Whispering Hills is a summer village in Alberta, Canada. It is located on the eastern shore of Baptiste Lake. In the 2016 Census of Population conducted by Statistics Canada, the Summer Village of Whispering Hills recorded a population of 142 living in 62 of its 136 total private dwellings, a change from its 2011 population of 108. With a land area of , it had a population density of in 2016. In the 2011 Census, the Summer