• 1668 establishments by continent (3 C)
• 1668 establishments by country (19 C)

B

• Buildings and structures completed in 1668 (2 C, 4 P)

N

• Noble titles created in 1668 (1 P)

O

• Organizations established in 1668 (1 C, 1 P)

P

• Populated places established in 1668 (7 P)
• Publications established in 1668 (1 C, 1 P)

R

• Recurring events established in 1668 (1 P)
• Religious organizations established in 1668 (1 P)