Colorado

Has the only Amphitheater that actually took 300 million years to create.

5,278 topics in this forum

    • 0 replies
    • 4,959 views
    • 0 replies
    • 4,116 views
    • 22 replies
    • 391 views
    • 15 replies
    • 302 views
    • 44 replies
    • 1,528 views
    • 101 replies
    • 5,513 views
    • 50 replies
    • 1,189 views
    • 0 replies
    • 21 views
    • 8 replies
    • 312 views
    • 49 replies
    • 1,449 views
    • 29 replies
    • 516 views
    • 24 replies
    • 537 views
    • 80 replies
    • 2,675 views
    • 33 replies
    • 763 views
    • 175 replies
    • 7,355 views
    • 35 replies
    • 2,074 views
    • 6 replies
    • 1,021 views
    • 29 replies
    • 748 views
    • 1 reply
    • 207 views
    • 31 replies
    • 367 views
    • 40 replies
    • 1,526 views
    • 10 replies
    • 288 views
    • 31 replies
    • 1,381 views
    • 68 replies
    • 1,183 views
    • 53 replies
    • 1,660 views