The park has a two lane concrete boat ramp for launching small watercraft. There is a small fee to enter Temple Park, but there are picnic tables, a boat ramp, and a swimming area inside the park. Miller Springs is â¦ Franks Marina Boat Rental in Lake Belton, TX focuses on providing an easy, SAFE, family-fun oriented boating experience, even if youâve never boated before, Franks Marina Boat Rental can get you on the water enjoying beautiful Lake Belton in no time at all! Vault restrooms are provided within the park. There is good boating and fishing. Rent a boat from Belton Lake Boat Rentals instead of â¦ Temple Park is off FM 2305. Mid-grade gas is available at the office from our 4000 gallon storage tank, the largest on Lake Belton. This is a relatively large man-made lake in Bell County, just north-west of Belton TX. American Express, Discover, MasterCard and Visa credit cards are accepted. The marina has a high water walkway so you can have access to your boat when the lake has risen to the point that the parking lot gates are closed. This ramp is extremely shallow and boats larger that 14 foot flat bottom are not able to launch at this ramp. Just rent a pontoon or ski boat from Belton Lake Boat Rentals You don't have to wait for an invitation to spend a day at the lake. Belton Lakeview Park- This park has several covered and open picnic tables overlooking Belton Lake.