Whether cruising along its waters, exploring historic towns, or simply soaking in the scenic views, the Rhine River offers an experience that is as diverse as the countries it passes through.

One of San Cristobal Island's most popular visitor sites is Cerro Brujo, with its expansive white sand beach and a lagoon that locals once used as a salt mine but now offers excellent snorkeling opportunities. Another must-see is Kicker Rock, a fascinating rock formation that looks like a boot from one angle (hence its English name) and like a sleeping lion from another (thus its Spanish name, Roca León Dormido).

Natural wonders await you in the steaming, geothermally active North Island city of Rotorua, New Zealand. Pohutu Geyser erupts several times per day, and blistering mud pools provide a truly unique sightseeing experience. When in Rotorua, tourists also visit its living Maori village, as well as Te Puia (New Zealand Maori Arts and Crafts institute), where weaving and woodcarving is featured.

Queen Elizabeth National Park, nestled in southwestern Uganda, is a sprawling treasure trove of wildlife and natural beauty. Named in honor of Queen Elizabeth II during her visit in 1954, this park spans over 1,978 square kilometers and is renowned for its diverse ecosystems, including savannahs, wetlands, and forests.

Situated on the Isthmus of Panama, the tropical Republic of Panama is of course best known for its canal. Thousands of ships cruise through the Panama Canal locks each year. Visitors to the country will also find diverse wonders of nature, including plants, birds, and trees. Panama City, its capital, has over a million inhabitants and is a modern, bustling destination.