Houay Long Kou 4 (Tham)
 (ວຽງໄຊ - LA) 
20.384171,104.240000
20.384171,104.240000
Depth 0m 
 Description
Northern Lao-European Cave Project information
History: -- 14.1.08: explored, but not surveyed, by H. Steiner, Northern Lao-European Cave Project [expe] Bibliography:
Caves nearby
| Distance (km) | Name | Length (m) | Depth (m) | 
|---|---|---|---|
| 0.1 | Houay Long Kou 2 (Tham) | 0 | |
| 0.3 | Landline Phone Cave | 0 | |
| 0.4 | Sub-Station Cave | 0 | |
| 0.7 | Tham Houay Long Kou 3 | 0 | |
| 1.4 | Tek (Tham) | 0 | |
| 1.7 | Bank Vault Cave | 0 | |
| 1.7 | 5-1970 Cave | 0 | |
| 2.1 | Than Kaysone Phomvihane (Tham) | 0 | |
| 2.1 | Than Phoumi Vongvichit (Tham) | 0 |