Risør underwater post office is the world's firsk dry post office under water.
Send a special holiday greeting to your friends, family, colleagues or even yourself via risør underwater post office.
Here's how: Add pre-stamped letters and postcards in the mailbox at the aquarium and get the postcards stamped at 5 meters depth. Underwater Postmaster Tore empties the mailbox every Wednesday and Saturday in July and August, then bringing the mail into his dry underwater post office. Here he stamps the letters and postcards with a special stamp and then forwards them by regular mail.