While the temptation is to stay as long as possible, a week is a fantastic introduction to the islands. You’ll often stop at two different anchorages in a day, with morning and afternoon activities, so there’s a great variety of locations even in the space of seven days.
Any itinerary will include chances to hike, snorkel, explore by Zodiac, and visit pristine Galapagos beaches. The biggest choice is which itinerary to select, but all of them include chances to spot creatures like sea lions, iguanas, lava lizards, boobies, and sea turtles.