White Sands National Park, located in the state of New Mexico, is a spectacular natural wonder that offers a unique and breathtaking experience for visitors. Here is a summary of the park, including reasons to visit, specific points of interest, interesting facts, and the best time of year to plan a visit.

Reasons to Visit:
1. Stunning Landscape: The park features the largest gypsum sand dunes in the world, spanning over 275 square miles. The ethereal white sands create a mesmerizing landscape that is truly awe-inspiring.
2. Outdoor Activities: White Sands offers a range of recreational activities, including hiking, horseback riding, and picnicking. Visitors can also explore the dunes by sled or sandboarding, which adds excitement to the experience.
3. Sunset and Stargazing: The park's vast open space and minimal light pollution provide incredible opportunities for sunset viewing and stargazing. Witnessing the sunset over the white dunes is a truly magical experience.

Points of Interest:
1. Interdune Boardwalk: This half-mile boardwalk allows visitors to explore the transitional zone between the dunes. It offers informative displays about the unique plants and animals that inhabit the area.
2. Dune Life Nature Trail: A loop trail that takes visitors through the heart of the dunes, providing an opportunity to observe the resilient flora and fauna adapted to the harsh environment.
3. Alkali Flat Trail: This five-mile round trip hike leads to the vast, white gypsum flat, allowing visitors to immerse themselves in the beauty of the endless dunes.

Interesting Facts:
1. Gypsum Formation: The stunning white sand dunes are made up of gypsum crystals, which are continuously carried by the wind, creating the shifting dune patterns seen today.
2. Missile Range: White Sands National Park is adjacent to the White Sands Missile Range, a military testing area. Occasionally, the park may close due to missile testing, so visitors should check the schedule before planning a visit.
3. Unique Wildlife: Despite the harsh conditions, the park is home to a surprising variety of wildlife, including kangaroo rats, kit foxes, desert cottontails, and several bird species.

Best Time to Visit:
The best time to visit White Sands National Park is during the spring (March to May) and fall (September to November) seasons when the temperatures are moderate, ranging from 70°F to 85°F (21°C to 29°C). Summer temperatures can soar above 100°F (38°C), making it less comfortable for outdoor activities. Additionally, visiting during weekdays or early in the morning allows for a quieter and more serene experience.

Please note that this information has been compiled by the AI and may not be entirely accurate. It is always recommended to verify details from multiple independent sources before planning a trip to White Sands National Park.