For $2US ($1US each way) you can take a scenic bus ride from Bridgetown and the cruise ship port to Welchman Hall Gully.
The journey takes about 30 to 45 minutes. DO NOT BUY TOKENS. These are for the blue government buses only. Cash only $1US each way or $2BDs each way. There are regular returns to get you back to the port in time for your ship’s departure.
You need to get to Cheapside bus terminal. Super easy if you are coming from the west coast or from the cruise ship terminal. From the west coast, any bus going into Bridgetown ends at Cheapside. From the port it is a 10 minute walk. Just ask anyone and they will point you in the direction. It is very safe to walk.
From the south coast: Buses end in the main bus terminal which is on the other side of Bridgetown. It’s a 15 minute walk to the Cheapside terminal, just ask for directions. Bajans are friendly and helpful.