Sources:

[1] "Roma, Foro Romano, resti del Miliarium Aureum. Foto personale maggio 2005" by MM is licensed under CC BY-SA 3.0

[2] "190609 242 Historic Mission San Juan Capistrano - Mission Store, Mexican milagro hearts and Madonna artwork" by cultivar413 is licensed under CC BY 2.0

[3] "Tie A String Around Your Finger..." by Heartlover1717 is licensed under CC BY-NC-ND 2.0