Valencia is a beautiful city in eastern Spain known for its historic landmarks, stunning beaches, and delicious cuisine. If you're looking to spend a day exploring this city, here are the top 10 tourist attractions you should consider:

1. Ciudad de las Artes y de las Ciencias: This futuristic complex houses some of Valencia's most iconic buildings, including an opera house, a science museum, and an IMAX cinema.

2. Central Market: This bustling market is the perfect place to sample Valencia's famous food, including fresh seafood, local cheeses, and traditional pastries.

3. La Lonja de la Seda: This UNESCO World Heritage Site is a stunning example of Gothic architecture and was once the center of Valencia's silk trade.

4. Cathedral of Valencia: Known locally as "La Seu," this beautiful cathedral dates back to the 13th century and features a mix of Gothic, Romanesque, and Baroque styles.

5. Torres de Serranos: These medieval towers are among the best-preserved examples of Valencia's ancient city walls and offer stunning views of the city from the top.

6. Turia Gardens: This beautiful park is built on the former bed of the Turia River and features walking paths, playgrounds, and plenty of green space.

7. Plaza de la Virgen: This historic square is home to several important buildings, including the Basílica de la Virgen de los Desamparados and the Palacio de la Generalitat.

8. Mercado de Colón: This historic market has been transformed into a modern shopping and dining complex, with plenty of high-end boutiques and gourmet restaurants.

9. Bioparc Valencia: This innovative zoo focuses on recreating the natural habitats of its animals and is home to a wide variety of species, including gorillas, lions, and elephants.

10. Albufera Natural Park: This stunning wetland reserve is home to a wide variety of bird and animal species and offers some of the best views of Valencia's coastline.

These are just a few of the many attractions that Valencia has to offer, and there's plenty more to discover in this vibrant and historic city.

Valencia is approximately 95 kilometers (59 miles) away from Oropesa del Mar by car. The driving time can vary depending on traffic and route taken, but it usually takes around 1 hour and 15 minutes to 1 hour and 30 minutes to reach Valencia from Oropesa del Mar.