raft (n)

The man made a raft out of bamboo and floated out to sea.
The adventurers constructed a makeshift raft using logs and sturdy vines.
Floating down the river on a raft, they enjoyed the serene beauty of the surrounding nature.
The raft swayed as it navigated the turbulent waters of the rapids.
Fishermen used a simple raft to access the remote parts of the lake.