Related Clues:
- Permanent features
- Don't make them!
- Says goodbye without saying it
- Sea froth
- Surfboard carrier
- They can follow the starts of 18- and 56-Across and 4- and 33-Down
- Sea, metaphorically
- They rock the boat
- Ocean motions
- Bubble up
- Use the Web
- Surf the Web
- Check out the stacks
- Window shop via the Internet
- Read casually