Question: then spent five days in wisla (pronounced viswa) in the mountains near the czech border.
Answer: --> Then spent five days in Wisla (pronounced Viswa) in the mountains near the Czech border.

Question: so we saw something pretty big happen that we've thought about, but it definitely has been eye-opening for us, especially recently.
Answer: --> So we saw something pretty big happen that we've thought about, but it definitely has been eye-opening for us, especially recently.

Question: in the case that your d3f file doesn't open, it is highly likely that you do not have the correct software application installed on your pc to view or edit d3f file extensions.
Answer:
--> In the case that your D3F file doesn't open, it is highly likely that you do not have the correct software application installed on your PC to view or edit D3F file extensions.