There are no locks on the doors or windows, and only one route of egress in the case of an emergency.
After reaching this point the next thing is to return to the entrance, when it is found that egress is as difficult as ingress.
For three months during each year business was suspended, and all ingress or egress except for the most necessary purposes was forbidden.
Broad; it has vertical shafts at intervals, and a sluice chamber at its egress from the lake.
In eastern or "locked" Arcadia these heights run in parallel courses intersected by cross-ridges, enclosing a series of upland plains whose waters have no egress save by underground channels or zerethra.