Md. Habibur Rahman Download Small (768×576)49 KBMedium (1536×1152)171 KBLarge (2048×1536)296 KBOriginal Size (5000×3750)4 MB Alternative Text: A coastal scene in Bangaldesh with a sandy beach in the foreground, a small river mouth merging into a rough sea with waves, blue sky with few clouds, and concrete tetrapods seen in the bottom foreground.