2:02:45

S. Big Red Plutons

2:12:05

Q. Ohanapecosh

41:27

Gary Paull: Ideas for 'Nick On The Rocks'

1:56:50

R. Rainbow Connections

1:18:44

Bretz's Spokane Flood & The Missoula Floods

2:07:26

O. Early Days Magmas

1:27:10

Aircraft Carriers - The Fleet Aircraft Carrier in WW2 (1939-1945)

11:16

O que se encontra abaixo do gêiser Old Faithful no Parque Nacional de Yellowstone: Geologia expli...