Train and pedal boat tickets are sold at the hermann park conservancy gift shop at kinder station in lake plaza. 6102 hermann park drive houston, tx 77030. Shipping speed items & addresses; free 2-day shipping: items sold by walmart.com that are marked eligible on the product and checkout page with the logo. Build a peddle boat . these plans are for a small bicycle powered craft. the catamaran design gives more stability. bouyancy and speed are two features of.