You have to try the Chao Phraya Tourist Boat ride if you're in Bangkok!

Chao Phraya Express Boat operates daily in different lines including Orange, Yellow, Green, and Red Lines

Chao Phraya Express Boat is the leading public water transportation service on the Chao Phraya River, Bangkok, Thailand since 1971

chao phraya Chao Phraya Tourist Boat: 1-Day Unlimited Hop On Hop Off Pass in Bangkok · No limitation to hop on and hop off the boat, all with a single ticket · Freely

chao phraya river cruise Cruise along the Chao Phraya River and marvel at iconic landmarks like Wat Arun and the Grand Palace from the comfort of the boat