Boulder City is a dive site for those of you who like to see sharks, rays and other big fish.

The most shallow part of this dive site is 12 meters and there can be a bit of a current. Because of the depth and currents at Boulder City a dive here never really get to be very long.

The dive site has gotten two mooring lines. The southern line taking you to the reef at 30 meters, and the northern line taking tied to the reef at 20 meters.

Boulder City is situated off Similan island #3, and is rarely dived. therefore it is not unusual that we get to have this dive site to ourselves.