As the birthplace of America, Philadelphia has endured centuries of hardship, obstacles, and triumphs, and remains a top tourist destination in the U.S. Historical buildings, sculptures, and murals line streets that were once walked by the Founding Fathers. While the weather fluctuates between mild springs, hot summers, and chilly winters, the people of Philly can always be seen out and about in the City of Brotherly Love.

Edinburgh effortlessly balances its weighty history with contemporary energy. The Royal Mile’s weathered cobbles lead past medieval closes and modern whisky bars, while the shopfronts of Princes Street mirror the jagged skyline of the Old Town. By day, you can hike up Arthur’s Seat for panoramas that stretch to the Firth of Forth; by evening, join the animated crowds at the Edinburgh Festival Fringe or browse the shelves of independent bookshops. Scotland's compact, hilly capital is a city where every alley holds a story waiting to be uncovered.

Long beloved by tourists from across Asia and Europe, Nha Trang is among Vietnam's most sought-after beach holiday destinations. Despite being well and truly on the trodden path, Nha Trang remains an attractive seaside resort, drawing in both backpackers and cruise excursionists with its cheap and delicious food, active nightlife, nature getaways, inexpensive wellness treatments, and modern entertainment highlights like the Vinpearl Amusement Park.

Valladolid breathes history. This is the place where King Felipe II was born, the Catholic Monarchs Ferdinand and Isabel were married, and Christopher Columbus died. This was once the capital of Spain, and although it has lost this title, it's still the principal city of Castilla y Leon, the land of castles from which the word ‘Castilian’ is derived. Today, Valladolid is a bustling university city that thrives on its manufacturing industries. It is a down-to-earth, lively place that blends the old with the energetic new.

With more than 425 wineries, miles of rugged Pacific coastline, towering redwood forests, and its close proximity to San Francisco’s Golden Gate Bridge, Sonoma County is a traveler’s dream vacation spot in California. Discover more than 50 nature parks that offer travelers miles of hiking and cycling trails through the redwoods or oak-studded hills. Rivers entice visitors to kayak, canoe, or simply float along the cool waters. Breathtaking Highway 1 — Pacific Coast Highway — delights visitors with crashing waves, sea lions and amazing sunsets.