Add punctuation: slight changes of the skin colour
A: ? slight changes of the skin colour

Add punctuation: Rome Italy photos of Rome Castel SantAngelo photo gallery
A: Rome - Italy, photos of Rome, Castel Sant'Angelo - photo gallery

Add punctuation: Way there 20 euros for 4 people back away 250 pp with the regular city bus
A:
Way there 20 euros for 4 people, back away 2,50 pp with the regular city bus.