Carlsbad, California, a coastal gem located between San Diego and Los Angeles, offers visitors a unique mix of stunning beaches, family-friendly attractions, and natural beauty. The city is best known for its beautiful Carlsbad State Beach, where surfers, sunbathers, and swimmers flock year-round to enjoy Southern California’s idyllic weather and shimmering Pacific waters.

A lesser-known river port in the Mekong Delta, Sa Dec was once the capital of Dong Thap province of southern Vietnam. Today, it is best known for its flower gardens and authentic bustling market. The city is also famous as the setting for French writer Marguerite Duras' 1984 novel, The Lover, and its 1991 film adaptation of the same name.

Lake Kariba is a large reservoir on the Zambezi River along the border between Zimbabwe and Zambia. On the Zimbabwean side, the lake stretches through a landscape of wooded hills, rocky shorelines, islands, and broad expanses of open water. The reservoir is closely connected with the town of Kariba, which developed around the hydroelectric project at the lake’s eastern end.

Santander, the capital of Spain’s Cantabria region, sits along the Bay of Biscay and offers travelers a mix of coastline, culture, and history shaped by centuries of maritime life. Once a bustling port for Castilian exports, Santander saw its golden age in the 19th century when Spanish royalty turned it into a summer retreat. The legacy of that era remains visible at the Palacio de la Magdalena, perched on a peninsula with views of the sea and home to royal stables, a mini zoo, and guided tours.

Set along the shoreline of Santa Cruz Island in the Galápagos, the Charles Darwin Research Station introduces visitors to a living laboratory shaped by volcanic land and rare wildlife. Located near Puerto Ayora, the station stands as the scientific heart of the islands, where researchers from around the world work side by side to understand and protect species found nowhere else on Earth.