Summer Lake State Wildlife Area is located in the state of Oregon and offers a diverse range of attractions for nature enthusiasts. Here is a summary of the area, including reasons to visit, specific points of interest, interesting facts, and the best time of year to plan a visit.

Reasons to Visit:
1. Birdwatching: Summer Lake is an important stopover for migratory birds, making it a paradise for birdwatchers. Over 200 avian species have been recorded in the area, including pelicans, sandhill cranes, and numerous waterfowl.
2. Wildlife Viewing: Apart from birds, the area is home to a variety of wildlife, such as pronghorn antelope, mule deer, coyotes, and jackrabbits. Observing these animals in their natural habitat is a unique experience.
3. Natural Scenery: The stunning landscapes of Summer Lake State Wildlife Area include vast marshes, sagebrush flats, and the picturesque Summer Lake itself. The area offers scenic views and opportunities for hiking and photography.

Points of Interest:
1. Observation Deck: A designated observation deck provides visitors with stunning panoramic views of Summer Lake and the surrounding wetlands, allowing for excellent birdwatching and wildlife viewing.
2. Summer Lake Hot Springs: Adjacent to the wildlife area, visitors can also indulge in the therapeutic hot springs, known for their rejuvenating qualities and relaxing ambiance.

Interesting Facts:
1. Ancient Lake: Summer Lake was once a massive inland lake that covered an area of around 600 square miles during the Pleistocene era.
2. Basque Sheepherders: The area has a rich cultural history, including a significant influence from Basque sheepherders who extensively utilized the region for grazing their flocks.

Best Time to Visit:
The best time to visit Summer Lake State Wildlife Area is during the spring and fall months, particularly April through May and September through October. These periods coincide with the bird migration seasons, providing excellent opportunities for birdwatching. The weather is generally mild during this time, making it more comfortable for outdoor activities.

For accuracy, it is recommended to verify the information provided by referring to multiple independent sources, such as official state park websites, wildlife organizations, and visitor reviews.