I've found 4 self guided tours

Independent Wonders of India & Nepal

Tanzania Private Safari

Explore a wealth of ancient ruins throughout the Sacred Valley and Cusco that defy explanation and encounter the captivating cultures that live on in the Sacred Valley.

Independent Wonders of Southern Africa

A menagerie of wild creatures on safari in a private game reserve. In Cape Town, spectacular views from the Cape of Good Hope are the order of the day.

East Africa Private Safari with Nairobi

Your African adventure also includes Nairobi, with a visit to the elephant orphanage at the Sheldrick Wildlife Trust, and a tour of the Karen Blixen Museum in honor of the Out of Africa author.