boasting both biodiversity and unique local lifestyles, north sumatra offers a tropical paradise of lush jungle, beguiling wildlife, extreme landscapes, and fascinating cultures. you?ll dabble in both activity and luxury while this tour of sumatra's highlights introduces you to some of the island's most interesting residents.you?ll start your active sumatra tour with an introduction to the people, culture, and history of medan, the capital of north sumatra. then we?ll journey deep into the interior to an eco-lodge in gunung leuser national park. here, elephants will pick you up and bring you to their afternoon bath in the river! back at the lodge, you?ll have chances to view the thomas leaf monkey in its natural habitat.next, you?ll observe local crafts and industries in and around bukit lawang, and a jungle trek will bring you face to face with orangutans. finally, you?ll travel to lake toba, the largest volcanic lake in the world. here, you?ll stay at a hotel in the middle of the lake and have a full day of exploring the lake's islands and unique traditional cultures, such as those of the batak toba, a cannibalistic tribe.