Fátima, a small town in central Portugal, has become one of the most significant pilgrimage sites in the world, drawing millions of visitors annually. The Sanctuary of Fátima, a sprawling complex of religious buildings and monuments, stands at the heart of the town. Pilgrims from all over the globe come to light candles, attend mass, and walk the sacred paths in reverence.

Madurai is a major city in the southern Indian state of Tamil Nadu, known for its long-standing role as a center of religion, trade, and learning. Set along the Vaigai River, it has grown into a busy urban area while retaining a strong connection to its temple-centered layout.

Caño Negro Wildlife Refuge is a wetland reserve in northern Costa Rica, in Alajuela Province near the Nicaraguan border. The protected area covers lowland forests, rivers, lagoons, marshes, and seasonal waterways within the basin of the Frío River. Its largest water body, Caño Negro Lagoon, is fed by freshwater rivers and changes considerably with seasonal rainfall.

This is a city one could get lost in for days, exploring the old Ming Dynasty walls and wandering through its superb museum. If time permits, you should also take a walk through Linggu Park, home of the Linggu Pagoda and other items of Buddhist interest. Even just a casual walk through the streets-replete with food vendors and baskets of live geese-will help convey the unique flavor of this city.

Napali Coast State Wilderness Park, located on the northwestern edge of Kauai, is one of Hawaii’s most visually dramatic landscapes. The coastline stretches for 17 miles and is defined by towering cliffs, known locally as "pali," that rise over 4,000 feet above the Pacific Ocean. These rugged ridges are carved by centuries of rainfall and volcanic activity, creating a landscape only accessible by foot, boat, or air.