Mr. Physics:
Waterfall in Shenandoah Nat'l Park
Mr. Physics:
Pre-Dawn Over Niagara
Mr. Physics:
Power & Beauty
Mr. Physics:
Backyard Rocks and Water 5
Mr. Physics:
Backyard Rocks and Water 4
Mr. Physics:
Backyard Rocks and Water 3
Mr. Physics:
Backyard Rocks and Water 2
Mr. Physics:
Backyard Rocks and Water 1
Mr. Physics:
Water in motion
Mr. Physics:
Small Cascade in Shanandoah
Mr. Physics:
Dark Hollow Falls on the Rose River trail
Mr. Physics:
Falls10
Mr. Physics:
Falls11
Mr. Physics:
Falls2
Mr. Physics:
Falls4
Mr. Physics:
Homemade Waterfalls 7
Mr. Physics:
Falls9
Mr. Physics:
Falls 14
Mr. Physics:
Falls13
Mr. Physics:
Waterfall 35
Mr. Physics:
Waterfall 36
Mr. Physics:
Waterfall 37
Mr. Physics:
Niagara Falls - Horseshoe Falls
Mr. Physics:
Mayfield Falls cascade
Mr. Physics:
Cascade along Rose River
Mr. Physics:
Neverending Backyard Project 10