| Amino acid supplement popular with bodybuilders |
| Aerie builders |
| Ancient underground tunnel |
| Turf builders? |
| Builders' afterthoughts |
| Ancient pyramid builders |
| Alhambra builders |
| Tunnel center? |
| Burial chamber with vaulted tunnels |
| Abdomens of some dam builders? |
| Airport at one end of the Ted Williams Tunnel |
| Musical technique builders |
| Ancient temple builders |
| Tunnel effect created by blowing air through a line of empty-headed participants? |
| Cuzco builders |
| Busy builders |
| Football Hall-of-Famer Tunnell |
| Builders of atolls |
| American pyramid builders |
| Bridge-builders' beams |
| Ancient empire builders in South America |
| Builders of the original Legoland |
| Like bodybuilders' bodies |
| Ancient empire builders |
| Weak-eyed tunneler |
| Builders |
| Templo Mayor builders |
| A tunnel, maybe |
| Biceps builders |
| Igloo builders |