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A surfboard was used to ride waves.
The Eleventh Doctor surfed the firefalls on Florinall 9 with one, "not deliberately", in order to escape from Sontarans. (TV: Pond Life)
On a beach in Blackpool, Ace attempted to stab an Ogri with a surfboard, to no effect. (COMIC: Seaside Rendezvous)
When the Ninth Doctor, Rose, Jack Harkness and Mickey Smith captured Blon Fel-Fotch Passameer-Day Slitheen in Cardiff, 2006, they discovered she had a tribophysical waveform macro-kinetic extrapolator, which she would've used to ride the shockwave caused by opening the Cardiff Space-Time Rift to safety. Mickey compared this to a surfboard, Jack calling it a pan-dimensional surfboard. (TV: Boom Town)