Palenque, nestled in the lush jungles of Chiapas, Mexico, offers an enthralling glimpse into the grandeur of the ancient Maya civilization. The city is renowned for its well-preserved ruins, which include the majestic Temple of the Inscriptions, where the tomb of the ruler Pakal the Great was discovered in 1952.

Set on the River Seine, Rouen is Normandy's capital and a breathtaking city steeped in history, art, and romance. Marvel at the exquisite Gothic architecture of the Palais de Justice, l'Église Saint-Maclou, l'Abbatiale Saint-Ouen, and the Cathédrale Notre-Dame de Rouen.

Ningbo is right on the East China Sea, south of Shanghai. Many scholars believe this was the cradle of Chinese civilization. Study the stone tablets and thousands of rare Ming Dynasty books in China's oldest and most renowned library. See the Asoka Temple believed to be one of the most important Buddhist temples in China or visit Tian Tong Temple, one of the largest and most scenic. For shopping, try the colorful and busy Gao Tang Free Market, the largest in the city.

Bear Mountain State Park occupies a rugged section of the Hudson Highlands on the western bank of the Hudson River, about 45 miles north of New York City. The park covers roughly 5,000 acres of forests, mountain slopes, lakes, and riverfront, making it one of the best-known public recreation areas in the Hudson Valley. Its landscape supports hiking, biking, fishing, boating, swimming, picnicking, and winter activities.

Billings, Montana sits on the edge of the vast plains and at the base of ancient sandstone cliffs known as the Rimrocks. These formations frame the city and provide miles of scenic overlooks, hiking trails, and even fossil beds. From Swords Park, visitors can walk or bike along the paved trail that follows the rim’s edge, offering sweeping views of downtown, the Yellowstone River, and distant snowcapped peaks.