Related Clues:
- Long periods of recounts, periodically
- Vast time spans
- Unfathomably long time periods
- Astronomically long time periods
- Every now and again recognise ages
- Geological spans
- Vast spans
- Long Times article recounts getting regularly dismissed
- They're much longer than 35-Across
- Vast periods
- Vast time stretches
- So very long
- Impossibly long stretches
- Long time spans
- Massive stretches of time