Once there you will be given a 2 hour guided walking tour of the site. (actionperutreks.com)
We had a wonderful time, absorbing all the rich history both on our own and on guided walking tours. (mamaisinspired.com)
Self guided walking tours provide you with a digital audio commentary that you can download into your iPod or MP3 player, or burn directly onto a CD. (wikiaustralia.com)