by the end of the nineteenth century, most russian churches from before the petrine period had bulbous domes. the largest onion domes were erected in the seventeenth century in the area around yaroslavl, incidentally famous for its large onions. quite a few had more complicated bud-shaped domes, whose form derived from baroque models of the late seventeenth century. pear-shaped domes are usually associated with ukrainian baroque, while cone-shaped domes are typical for orthodox churches of transcaucasia.