A pot of gold at the end of the rainbow - a pot full of St. Patrick's Day wishes.
Earth Day is an annual event scheduled for April 22 to show support for environmental protection.
The four-leaf clover is a rare variation of the common three-leaf clover. According to traditional superstition, such clovers bring good luck, though it is not clear when or how this superstition began.
Saint Patrick was a 5th-century Romano-British Christian missionary and Bishop in Ireland. Much of what is known about Saint Patrick comes from the Declaration, which was allegedly written by Patrick himself.