Collette is showcasing London this summer. // © 2011 photos.com
Starting at $1,599 per person, Trafalgar is offering an eight-day Pioneer Adventures of the Old West tour, including the Grand Canyon and Flagstaff.
Adventure Associates' Spirit of the Andes tour features the highlights of Ecuador, including World Heritage Site, Cuenca, and the Inca ruins of Ingapircae.
Guests on SITA World Tours 10-day South Africa and Victoria Falls itinerary can opt for a shark-diving excursion, a helicopter tour or wine tastings.
Asia Transpacific Journeys is offering a wildlife-themed, 17-day tour of India with visits to Delhi, Guwahati and Khajuraho.
Clients can explore the Great Barrier Reef with marine biologists on AdventureSmith Explorations small ship cruise-tours.