Marlene Ehrenberg:
Cacahuamilpa caverns, nature's wonder
Marlene Ehrenberg:
Entrance to the cave
Marlene Ehrenberg:
Last natural light
Marlene Ehrenberg:
safe and confortable paths
Marlene Ehrenberg:
micro stalactite
Marlene Ehrenberg:
the rings of a huge broken stalactite
Marlene Ehrenberg:
filigree
Marlene Ehrenberg:
lace
Marlene Ehrenberg:
Entrance to the subterranean river
Marlene Ehrenberg:
tirolesa Zip running
Marlene Ehrenberg:
more excitement
Marlene Ehrenberg:
colorful sherbet mamey mango lemon