Exploring the 5 Most Unique Underwater Mailboxes on the Planet That Everyone Wants to Experience at Least Once
This mailing service requires senders to use a special waterproof postcard and stamp.Top 5 Unique Mailboxes Under the Sea1. Hideaway Island, Vanuatu2. Susami Bay, Japan3. Pulau Layang-Layang, Malaysia4. Green Island, ...
