Most accounts state the "flower of life" is found in nearly every religion and holds the keys to the universe through various geometrical configurations and patterns. It relates to everything from cell division to shapes found in nature such as hexagonal patterns on snakeskin and honeycombs.
..... I think it's safe to say the wheel, and by default buildings constructed with it, exhibit religious roots.
I think it's safe to say the builders, and by default the buildings they constructed, exhibit religious roots. The "Wheel" itself is much deeper than any religion. It represents the knowledge of the natural laws of the universe. Knowledge is power, of course they all want to take credit for it.
