For anyone looking for a honeymoon that mixes cultural discovery and adventure with some of the most romantic locations in the world, consider the Indonesian islands of Java and Bali. There are few places in the world so laden with artistic history and rich pageantry as these two verdant, volcanic islands.

Trek through mountains and lush rainforests, encounter hilltribe minority villages, ride and elephant, try rock climbing on towering karst limestone cliffs, kayak or go white water rafting down pristine rivers, and explore the stunning ancient city of Luang Prabang, now a World Heritage site.

This is a chronological encounter with the temples, allowing visitors to understand the architectural evolution of Angkor, as successive kings left their mark on the Khmer empire.

The Sepik River is one of two vast tropical river systems in Papua New Guinea that meander through the densely forested lowlands of the world's second largest - and the world's tallest - island. Along the banks of the river and its many tributaries live sparsely scattered, remote villages scarcely contacted by the outside world, where people live a lifestyle that has changed little for thousands of years.