Driftwood is a wood that has been washed onto a shore or beach of a sea, lake, or river by the action of winds, tides or waves. It is part of beach wrack.
Driftwood on a pebble beach
Driftwood on the beach in Sitges, Spain
Driftwood sculpture of a horse by artist Heather Jansch at the Eden Project
Fort made of driftwood with Kapiti Island in the background
Sea glass is physically polished and chemically weathered glass found on beaches along bodies of salt water. It consists of fragments of drinkwares or other human-made vessels, which often have the ap
Driftwood
…Large woody debris Sea glass Media related to Driftwood at Wikimedia Commons…
Green and white sea glass
Assorted colors of sea glass
"Black" sea glass collected in Jamaica. Under good lighting the green shade of the original glass before weathering can be seen.