Jeju is a hot tourist spot, booming with unique attractions. Romantic sunrises and sunsets, mild climate and beautiful sandy beaches make Jeju a popular honeymoon destination. Adventurers can hike to Baeknok Lake at the top of Mount Halla, South Korea’s highest peak. Keep an eye out for the “haenyeo,” female divers gathering fresh seafood, and the iconic “grandfather statues” displayed outside of many restaurants.

Go from the 13th century to the 21st in one day in Naha. Its ancient Ryukyu Kingdom centerpiece, Shuri Castle, has been restored and is the city's top tourist attraction. Meanwhile, on Kokusai-dori (International Boulevard), the pace never lets up as locals and tourists hop from restaurants to bars to nightclubs.

Delectable dim sum, floating islands, and a one-of-a-kind skyline are just some of Hong Kong’s unique features. Get an eyeful of traditional Chinese architecture in Ngong Ping village, then take the tram to the tippity-top of Victoria Peak for unparalleled views. The rocks and gentle hills of Nan Lian Garden will bring you inner peace, as will a calming cup of tea in a Stanley café. Become one with everything at the Chi Lin Nunnery, a serene Buddhist complex.

The Singapore cityscape looks like it was ripped from the pages of a science fiction comic book. If you’re hungry for a true Singapore experience, sample the myriad street foods or take a cultural cooking class. The Botanic Gardens and the Gardens By the Bay offer a slice of horticultural heaven, and the observation deck of the Sands SkyPark makes you feel like you’re high above the clouds. The banks and walkways along the Singapore River bustle with local activity.

Dubai is a destination that mixes modern culture with history, adventure with world-class shopping and entertainment. Catch a show at the Dubai Opera, see downtown from atop the Burj Khalifa and spend an afternoon along Dubai Creek exploring the gold, textile and spice souks. If you’re looking for thrills, you can float above the desert dunes in a hot air balloon, climb aboard a high-speed ride at IMG Worlds of Adventure or skydive over the Palm Jumeirah.

The second largest city in Russia, St. Petersburg is the country’s cultural heart. View splendid architectural gems like the Winter Palace and the Kazan Cathedral, and give yourself plenty of time to browse the world-renowned art collection of the Hermitage. Sprawling across the Neva River delta, St. Petersburg offers enough art, nightlife, fine dining and cultural destinations for many repeat visits.

Sydney offers plenty of historical and contemporary Australian flavor. The marvelous Sydney Opera House looks like a great origami sailboat, floating peacefully in a harbor. Wander the narrow cobblestone streets of The Rocks and then take in a street performance on the Circular Quay before heading into the Museum of Contemporary Art. The views from the Sydney Tower Eye observatory are epic – use this chance to get to know the layout of the city from high above.