Builth Castle (Welsh: "Castell Llanfair-ym-Muallt" ) was a castle built under King Edward I, just outside Builth Wells, Powys, Wales. At one time it was an impressive stone-built castle but all the masonry has been removed over the years and all that remains are the mound on which it stood, the ditches and embankments.
The castle stood on a mound 
A: Yes

Louis Glenn Marson (born June 26, 1986) is an American former professional baseball catcher. He played in Major League Baseball (MLB) for the Philadelphia Phillies and Cleveland Indians. He is currently the hitting coach for the Salt Lake Bees, the Triple A affiliate of Major League Baseball's Los Angeles Angels.
Louis Glenn Marson will retire in 2019
A: It's impossible to say

"We Really Shouldn't Be Doing This" is a song written by Jim Lauderdale, and recorded by American country music artist George Strait. It was released in September 1998 as the third and final single from his album "One Step at a Time". It peaked at number 4 in the United States, and number 2 in Canada.
Jim Lauderdale had a single hit the top 5 in both the U.S. and Canada
A:
Yes