My headcanon is that wizards have a poor sense of appropriate scale, because Undetectable Extension Charms. Why not have a greenhouse big enough to house an elephant? How else will the pets (and the kids) exercise when it's snowing?
Kimsooja (b. Taegu, Korea, South Korean) - A Reflective Palace Of Rainbows, 2006 The Palacio de Cristal was originally built in the late in Madrid, Spain. In 2006 artist Kimsooja transformed it into this rainbow reflecting palace.