snake in the grass
an enemy who pretends to be a friend
"You should be careful of that woman. Although she seems very nice she is like a snake in the grass."
Longest Bridges In The World
Also known as the Industrial Ring Road Bridge, Bhumibol is part of the 13 km long Industrial Ring Road connecting southern Bangkok with Samut Prakan Province. The bridge crosses the Chao Phraya River twice, with two striking cable stayed spans of lengths of 702 m and 582 m supported by two diamond shaped pylons 173 m and 164 m high