One of the heros featured in Russia's hero series of stamp issues is Andrei Rozhkov (1961-1998), who is the first person ever to successfully scuba dive the North Pole, and died during the same dive. This stamp was issued 21 February 2014.
Vanuatu celebrated the 10th anniversary of their underwater post office on 11 December 2013 with a souvenir sheet featuring photos of the process of preparing the post office stand.
Vanuatu released a 4-stamp issue for Christmas on 6 November 2013. One of the stamps shows Santa Clause diving down to the underwater post office to send a letter to Mrs Clause at the North Pole. (Scott 1066)
