Readers' Choice Survey: Top 100 & The Ultimate Live-Aboard Guide to Belize.

Scuba Lab looks back on a busy year.

Mile-high tropical diving in the Rocky Mountains?

Your diving questions answered.

What's new in dive gear

Dive Log: Secret spots & must-see dive classics.

World's first manta ray protected area.

Underwater mazes, clear, rushing fresh water and natural light shows feed the urge to submerge.

Newly discovered reefs expand.