Tây Ninh province is located in southern Vietnam and is known for its cultural and historical significance. Here are some popular destinations in Tây Ninh province:

1. Cao Dai Great Temple: This is the primary place of worship for followers of the Cao Dai religion, which is a unique fusion of different religious beliefs including Buddhism, Taoism, Confucianism, and Christianity. The temple is a visually stunning complex with vibrant colors and intricate details.

2. Ba Den Mountain: Located in the town of Tay Ninh, Ba Den Mountain is a popular pilgrimage site for locals and tourists alike. Visitors can hike or take a cable car to the top of the mountain, where they can enjoy panoramic views of the surrounding area.

3. Dau Tieng Lake: This is the largest man-made lake in Vietnam, and it offers a peaceful and picturesque setting for outdoor activities like boating, fishing, and picnicking. The lake is also home to various species of birds, making it a great spot for bird watching.

4. Black Virgin Mountain (Nui Ba Den): This mountain is considered a sacred site in Vietnamese folklore and is associated with various legends. It is a popular destination for hiking enthusiasts and offers stunning views from the top.

5. Holy See Temple (Di Tich Den Tho Duc Ba): Located in Go Dau district, this temple is dedicated to the Black Lady, a figure of worship in Tay Ninh. The temple features beautiful architecture and intricate carvings.

6. Binh Thanh Cham Tower: This ancient Cham tower dates back to the 9th century and is a testament to the rich history of the region. It is a UNESCO World Heritage site and is considered an important cultural and historical landmark.

Overall, Tây Ninh province offers a mix of religious, cultural, and natural attractions, making it a unique and diverse destination in Vietnam.