Journey to a frosty world! You'll get to see seals, penguins and humpback whales, you can run a marathon in sub-zero conditions, plunge into the thermal waters of volcanic Deception Island or just gaze at a clear sky full of stars.
Giza, situated on the west bank of the River Nile, is most famous for being the home of two of the most impressive ancient monuments in the world; the Great Sphinx and the Great Pyramid of Giza, half-embedded in the dusty sand.
At 3,490 metres, Lhasa is one of the highest cities in the world. Visit Buddhist sites the Potala Palace and Jokhang temple, watch locals perform in traditional Tibetan costume, buy rugs or knaw on yak meat (washed down with tea of course).
As the world’s largest coral reef and the only living thing on earth that’s visible from space, the GBR definitely has bragging rights. See this work of nature made up of 3,000 individual reef systems from boat or helicopter, or snorkel it yourself.
This pre-Colombian Inca site is one of the most famous lost cities of the world. Be awestruck by stone ruins, grassy knolls and mountain drops, but be respectful - Machu Picchu is potentially being added to UNESCO's heritage danger list.
From July to October, visitors can witness the jaw-dropping migration of millions of wildebeest and zebra. You can also watch the Big Five (lion, leopard, buffalo, elephant and black rhino) or take a cultural tour with local Masai tribesmen.
It’s no small boast to dub yourself ‘the entertainment capital of the world’, but Vegas has every right to claim the title. In this buzzing city, enjoy a flutter down The Strip, spin at 3 Gs on Insanity or race across the desert in buggies.
Darwin studied wildlife at this volcanic marine reserve and his observations contributed to his theory of evolution. YOU don’t have to get scientific though - surf with sea lions, dive with tropical fish or gorge on a briny banquet of seafood.
With a vertical drop of more than 165ft, Niagara Falls is nature at its most dramatic. Some crazy folk have gone over the gorge in a barrel or on a tightrope, you can see it from a cruise ship, hot air balloon or helicopter.
This group of caves can be reached by boat from the Mekong River. Inside, you can find hundreds of miniature Buddha sculptures laid out in different positions, such as meditating, reclining or teaching.
This city is located on 118 small islands separated by canals and linked by bridges. Venice is famous for singing gondoliers that cruise you around the lagoon, plus great architecture, food and arts. This is the best place to smooch a loved one.
This monument made entirely of white marble was built by Mughal emperor Shah Jahan in memory of his wife. It’s not surprising that 2 to 4 million people visit each year, gawping at it as it turns yellow at dawn and dusk.
Bangkok: Part 2 gallery